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接近开关
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接近开关
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proximity switch
接近开关
当运动着的物体与其接近到一定位置时,即能发出信号以控制运动物体的位置或行程,或控制自动计数的一种主令电器。
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rules of engagement
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rules of growth and development
Rules of Higher Education Council(Trial)
rules of jus cogens
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Rules of Oleron
Rules of Posthumous Names
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Rules of the Palace Museum Council
Rules of the People’s Republic of China on the Legal Survey of Fishery Vessels
rules of type raising
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Rules on Administration of Examination and Approval of Requisition and Occupation of Grassland
rules on anti-abusing tax treaty
rules on financial services in GATS
Rules on Management of Restoration Projects of Memorial Buildings, Ancient Buildings and Grottoes
Rules on Safety and Protection of Radioisotopes and Radiation-emitting Device
Rules on School Hygiene Work
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