名词短语
中文翻译：杠杆和齿轮类型微米计
同义词：
['杠杆和齿轮型微米计例句：1. The lever and gear type micrometer is used to measure the length of a rod.（杠杆和齿轮型微米计用于测量杆的长度。）']
例句：
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1. The lever and gear type micrometer is used to measure the length of a rod.
杠杆和齿轮型微米计用于测量杆的长度。
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2. The lever and gear type micrometer was invented by a scientist named Dr. Smith.
杠杆和齿轮型微米计是由名叫史密斯的科学家发明的。
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3.The lever and gear type micrometer is an essential tool for measuring small objects.
杠杆和齿轮型微米计是测量小物体必不可少的工具。