The round circle and pinion that have gone through heat treatment can meet operation requirement.

特殊热处理的圆环和小齿轮能满足管子各种操作。

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Generally the crude methanol cannot meet the operation requirement so methanol distillation is needed.

合成的粗甲醇浓度一般不能达到使用要求，所以需要对粗甲醇进行精制。

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The paper mainly introduces the structure of spigot frame, and the use, load calculation and operation requirement.

介绍了插口架的构造及在高层建筑施工中的使用方法、荷载计算、操作要求等。

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Agreement over the tax had already been reached before the meeting, and the nod from a majority of the Ecofin group of EU finance ministers - a requirement of the enhanced co-operation procedure - was merely a procedural matter, according to the Irish Finance Minister Michael Noonan.

BBC: Financial transactions tax in Europe given go-ahead