A ruler is a straight, flat tool used to measure length or draw straight lines. It is typically made of wood, plastic, or metal and is marked with units of measurement, such as inches or centimeters. Rulers are commonly used in schools, offices, and workshops for tasks that require accurate measurements, like drawing, crafting, or construction. They come in different sizes and styles, including flexible or rigid versions, and some may have additional features like marked angles for geometric work. Rulers are simple but essential tools for a wide range of activities.

What is a "ruler"?

ruler

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A center finding ruler is a specialized ruler designed to help locate the center point of an object or measurement. It typically has additional markings or a built-in scale that allows users to quickly find the middle of a length or surface. The ruler is often used in woodworking, metalworking, and design tasks, where precise alignment or symmetry is needed. By placing the ruler on an object and using the center markings, users can accurately determine its center, which is helpful for tasks like drilling holes, cutting, or creating balanced designs.

What is a "center finding ruler"?

center finding ruler

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A triangular scale is a type of ruler with a triangular cross-section, often used in technical drawing and engineering. It has multiple scales, each representing different units of measurement or a specific ratio, such as architectural or engineering scales. The triangular shape makes it easier to read measurements from different sides of the scale, and it is often used to accurately measure or draw to scale on blueprints, plans, or diagrams. Triangular scales are commonly used by architects, engineers, and designers for precise and scaled drawings.

What is a "triangular scale"?

triangular scale

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A triangle is a tool with three straight sides and three angles, commonly used for drawing or measuring angles and straight lines accurately. These instruments, also known as set squares or drafting triangles, are often made of plastic or metal and are typically used in technical drawing, architecture, and engineering. The angles of the triangle are marked, allowing for precise measurements of right angles or other specific angles. Triangles are essential for tasks that require accurate alignment and angle construction.

What is a "triangle"?

triangle

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A steel square, also called a framing square, is a flat, L-shaped tool used in construction and woodworking for measuring and marking right angles, as well as for layout and cutting tasks. It consists of two straight edges joined at a 90-degree angle, with one longer side called the blade and a shorter side called the tongue. The tool has measurement markings along both sides, allowing for precise measurements and angle calculations. Steel squares are commonly used for tasks like framing, roofing, and stair building, ensuring accuracy in creating straight and angled cuts.

What is a "steel square"?

steel square

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A T-square is a drawing tool used in technical drawing and drafting. It consists of a long, straight edge that is attached to a shorter crosspiece, forming a "T" shape. The T-square is used to draw horizontal lines and to guide other drawing tools. It is commonly used on a drafting board to ensure straight, precise lines and is essential for architects, engineers, and designers when creating detailed plans or drawings. The T-square is typically made of wood, plastic, or metal for durability.

What is a "T-square"?

T-square

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A carpenter's square is a tool used in carpentry for measuring and marking right angles. It is typically made of metal or wood and has a large, L-shaped frame with one long leg and one shorter leg. The square is used to ensure that corners are perfectly square, to measure angles, and to make accurate cuts. It is often used for tasks such as framing, laying out right angles in construction, and marking boards. The carpenter's square is an essential tool for ensuring accuracy in building and woodworking projects.

What is a "carpenter's square"?

carpenter's square

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A flexible ruler is a measuring tool made from a bendable material, such as plastic, rubber, or fabric, allowing it to curve around objects or follow uneven surfaces. It is typically marked with units of measurement, like inches or centimeters, and is used for tasks that require flexibility, such as measuring curved or irregular shapes. Flexible rulers are commonly used in tailoring, crafting, and design work, where precision in measuring round or curved surfaces is needed. Their ability to conform to shapes makes them useful for a wide range of creative and practical applications.

What is a "flexible ruler"?

flexible ruler

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A folding ruler is a measuring tool made of several hinged segments that can be extended or folded for easy storage and portability. It is typically marked with units of measurement, such as inches or centimeters, and is often made from wood, plastic, or metal. The folding ruler is commonly used in carpentry, construction, and other trades to measure distances, lengths, or to mark straight lines. Its compact design allows it to be carried in a pocket or tool belt, making it convenient for on-the-go measurements and quick tasks.

What is a "folding ruler"?

folding ruler

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A digital ruler is a measuring tool that displays measurements on a digital screen, rather than using traditional markings. It typically has a built-in sensor or encoder that detects the position of the ruler's edge and converts this information into digital format. Digital rulers can measure in units like inches or centimeters and offer features such as precise measurements, the ability to switch between units, and memory for storing previous readings. These rulers are commonly used in fields like engineering, design, and electronics, where accurate measurements are crucial and ease of reading is important.

What is a "digital ruler"?

digital ruler

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A laser ruler is a digital measuring tool that uses a laser beam to measure distances accurately. The device works by emitting a laser that reflects off a surface, and the time it takes for the laser to return is used to calculate the distance. Laser rulers typically display the measurement on a digital screen, making them convenient for measuring long distances or hard-to-reach areas. They are commonly used in construction, interior design, and real estate for tasks like measuring room dimensions or distances between objects, offering greater precision and efficiency compared to traditional tape measures.

What is a "laser ruler"?

laser ruler

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A grid ruler is a measuring tool that features a grid pattern on its surface, allowing users to measure and draw with precision. The grid is typically made up of evenly spaced lines, often in squares or other regular patterns, which can help with tasks like aligning or positioning objects, drawing straight lines, or measuring distances between points. Grid rulers are often used in drafting, design, architecture, and artwork, as they provide a visual reference that makes it easier to create accurate and proportional drawings or measurements.

What is a "grid ruler"?

grid ruler

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A protractor is a tool used to measure and draw angles. It is usually a flat, semicircular or circular device marked with degree measurements from 0 to 180 or 360. The protractor has a straight edge for aligning with a line or point, while the curved side is used to measure the angle between two meeting lines. Protractors are commonly used in geometry, drafting, carpentry, and construction to ensure accurate angle measurements for various projects. They come in different sizes and types, including digital versions for easier reading.

What is a "protractor"?

protractor

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A caliper is a tool used to measure the distance between two opposite sides of an object with high accuracy. It has two arms, one of which is fixed, while the other can be moved to fit the object being measured. Calipers can measure internal and external dimensions, as well as depths. They are commonly used in fields like engineering, metalworking, and woodworking to ensure precise measurements of small parts or components. Calipers can be found in various forms, including manual, dial, and digital versions, each offering different ways to display the measurement.

What is a "caliper"?

caliper

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A French curve is a curved template used in drafting and design to draw smooth, irregular curves. It is typically made of plastic or wood and features a series of different curved edges that can be used to create various shapes. The user places the French curve on the paper and traces along its edges to form curves that are difficult to draw freehand. French curves are commonly used by architects, engineers, and designers for precise and consistent curved lines, especially when drawing freeform shapes or when working on detailed technical drawings.

What is a "French curve"?

French curve

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A lettering guide is a tool used to help create consistent and neat lettering, typically for drawing or writing. It consists of a ruler or template with evenly spaced lines, grids, or guides that assist in maintaining uniform size, spacing, and alignment of letters. Lettering guides are commonly used in calligraphy, graphic design, and drafting, where precise and clear lettering is important. They help ensure that text appears neat and professional, making them useful for both artistic and technical writing tasks.

What is a "lettering guide"?

lettering guide

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A compass is a tool used for drawing circles or arcs and measuring distances on maps. It consists of two arms, one with a pointed end for placing on a surface and the other with a pencil or marker for drawing. The distance between the points can be adjusted to create circles of different sizes. Compasses are commonly used in geometry, drafting, and design for precise measurements and drawings. They are also used by surveyors and mapmakers to measure distances on maps by adjusting the compass arms to the scale of the map.

What is a "compass"?

compass

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A beam compass is a tool used for drawing large circles or arcs. It consists of a long beam, with one end having a pencil or marker and the other end having a point or pin. The distance between the two ends is adjustable, allowing for the creation of circles with varying sizes. The beam compass is often used in engineering, architecture, and art, where precision and large-scale circular designs are needed. Its design makes it ideal for drawing large, accurate circles that would be difficult to achieve with a standard compass.

What is a "beam compass"?

beam compass

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Here you will learn some English words related to measurement tools such as "ruler", "triangular scale", and "digital ruler".

“测量工具”的英文单词