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锥齿轮传动
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锥齿轮传动
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齿轮传动
释
bevel gear transmission
锥齿轮传动
用于传递相交轴之间的运动和动力的技术。
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national primary standard for humidity
national primary standard for primary chemical purity
national primary standard for viscosity
national primary standard of measurement
National Professional Standards for Sports Broker
National Program for Acquisitions and Cataloging
National Program for Agricultual Development,1956-1967 (Draft)
National Programme for Protection of Wild Fauna and Flora and Development of Nature Reserves
National Programme of China on Gradual Elimination Ozone Layer-Depleting Substances
National Progressive Unionist Grouping Party
National Project of Coastal Environment Investigation and Assessment,908 Project
National Protection War
national prototype of the kilogram
national prototype of the kilogram for checking
National Provincial Museum Director Professional Management Cadres Training Class
national public relations
National Public Security Commission
National Public Security Organs Cross-regional Case Handling Cooperation Platform
National Public Security Work Conference in the New Era
National Publishing Committee
National Radio and Television Administration
national radio and television editor and reporter, announcer and host qualification examination
National Radio Astronomy Observatory
National Radio,Film and television Academic Paper Award
National Radio, Film and Television Academic Works Award
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