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an electronic device that uses a small electrical current to control a larger current, acting like an automatic switch
继电器
a type of rolling-element bearing that uses balls to maintain the separation between the bearing races, reducing friction and enabling smooth rotation
球轴承, 滚珠轴承
a mechanical transmission system using a flexible belt to transfer power between rotating shafts
皮带传动, 传动带系统
a type of nuclear reactor that generates more fissile material than it often consumes
增殖反应堆, 育种反应堆
an environment that can be used to verify the correctness of a model or design
测试台, 测试平台
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, 轮齿
a device that allows movement between mechanical parts of a machine or converts backward and forward motion into circular movement
曲柄, 摇柄
a mechanical component that transmits rotational power from the engine to the wheels or other driven components of a vehicle or machine
驱动轴, 传动轴
gears, toothed wheels, or mechanical components designed to transmit and control power between rotating shafts in a machine, vehicle, or system
齿轮, 传动系统
a thorough inspection and repair of a machine or system to improve its performance or extend its lifespan
检修, 翻新
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
a machine tool that rotates a workpiece so one can shape it by cutting, sanding, or drilling
车床, 旋转工具
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
the capability of being easily changed or molded into many different things
可塑性, 塑形能力
a permanent fastener with a head on one end and a deformable shaft that forms a second head when joining materials together
铆钉
a method used to extract natural gas or oil from deep underground by injecting high-pressure fluid to fracture rock formations
水力压裂, fracking
an electric device that is used to increase or decrease the voltage of an alternating current
变压器, 转换器
a facility that transforms voltage levels and regulates electrical currents, typically situated in an electrical power distribution system
变电站, 配电站
a chemical reaction between a fuel and an oxidizing agent, typically producing heat and light
燃烧, 焚烧
a pipe, tube, or channel that is used to protect, enclose, or route electrical wires, cables, or other utilities for the purpose of safe and organized transmission
电缆管, 电线管
an electric current that reverses direction periodically, typically used in power distribution systems due to its efficiency in long-distance transmission
交流电流, 交流电
a gas, especially methane, that is produced as a result of the decomposition of animal or plant remains, which is used as fuel
生物气
a type of fuel made from living matter, such as plants or waste, that can be used as a renewable energy source
生物燃料
relating to systems or devices that involve both electrical and mechanical components or functions
电机机械的
