a branch of electronics that deals with the design and manufacture of extremely small electronic components and circuits, typically using semiconductor materials such as silicon
微电子学, 微型电子学
微电子学的进步导致了更小、更强大的集成电路的发展。
an electronic device that uses a small electrical current to control a larger current, acting like an automatic switch
继电器, 自动开关
当电机过热时，继电器切断电源以防止损坏。
a type of rolling-element bearing that uses balls to maintain the separation between the bearing races, reducing friction and enabling smooth rotation
滚珠轴承, 球轴承
工业机械依靠滚珠轴承来减少摩擦并促进旋转部件的运动。
a mechanical transmission system using a flexible belt to transfer power between rotating shafts
皮带传动, 带传动系统
在机械中使用皮带传动的一个优点是它能够吸收冲击载荷并减少噪音。
an environment that can be used to verify the correctness of a model or design
测试台, 测试平台
在部署软件更新之前，开发团队在测试台上运行它以识别任何潜在问题。
a wheel with a set of square or triangular teeth sticking out around the edge that fits into the edge of a similar wheel, causing both wheels to turn
齿轮, 嵌齿
工程师设计了齿轮，使其具有精确角度的齿，以最小化机械内部的摩擦和磨损。
a device that allows movement between mechanical parts of a machine or converts backward and forward motion into circular movement
曲柄, 曲轴
机器中的曲柄机构允许对旋转速度进行精确控制。
a mechanical component that transmits rotational power from the engine to the wheels or other driven components of a vehicle or machine
传动轴, 驱动轴
在四轮驱动车辆中，传动轴将动力传输到前后两个车轴以改善牵引力。
gears, toothed wheels, or mechanical components designed to transmit and control power between rotating shafts in a machine, vehicle, or system
齿轮装置, 传动机构
汽车变速器利用齿轮系统提供不同的速度选项并优化发动机性能。
a thorough inspection and repair of a machine or system to improve its performance or extend its lifespan
大修, 彻底检查
汽车发动机需要进行全面检修以解决燃油效率和功率输出的问题。
a permanent fastener with a head on one end and a deformable shaft that forms a second head when joining materials together
铆钉, 钉钉
在钢桥的建造过程中，工人们使用重型铆钉来牢固地连接梁和桁架。
a toothed wheel with projections that mesh with a chain, track, or other perforated or indented material, typically used to transmit motion or power in machinery, vehicles, or bicycles
链轮, 齿轮
摩托车依靠链轮系统将动力从发动机传递到后轮。
a machine tool that rotates a workpiece so one can shape it by cutting, sanding, or drilling
车床
一台CNC车床可以根据编程规格自动切割、钻孔和成型材料。
the sector of technology and industry focused on aircraft, spacecraft, and their associated systems
航空航天, 航天
航空航天工程涵盖飞机和航天器技术。
a professional who uses specialized software to create detailed drawings and plans for buildings, machines, or products
计算机辅助设计技术员, CAD技术员
计算机辅助设计技术员使用先进软件为新建筑创建了详细设计。
the branch of mechanics that studies the motion of objects without considering the forces that cause the motion
运动学
机器人工程师使用运动学来设计和控制制造过程中机械臂的运动。
