It is mainly used as key vulnerable component of working portion in disc grinder for pulping and paper-making.

主要用于制浆、造纸用盘磨机的工作部分关键易损件。

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Having tested and analyzed the bicycle joints, the authors propose a new design method with which CAM is designed as an equal radius CAM at its working portion.

本文通过对自行车接头的分析和试验，提出设计工作部分等半径凸轮的方案。

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The sample receiving chamber of the test strip has a working portion and a non-working portion and the top layer has a first portion and an opaque second portion.

所述测试条的样品接纳室具有工作部分和非工作部分，并且所述顶层具有第一部分和不透明的第二部分。

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The ship's freshwater system is back up and operational, the Coast Guard said, and the sewage system was restored to the forward section of the ship, but crews were still working on the rear portion of the ship Monday morning.

CNN: STORY HIGHLIGHTS

Could a large portion of the working population be comfortable in that environment?

NEWYORKER: Mastering the Machine

It includes older people who would like to work but for whom working involves loss of some portion of their benefits, younger people, legal immigrants, part-time workers and others who have taken themselves out of the work force.

FORBES: Motivated to Work