This text has offered comparatively clear definition to the social intermediary in terms of administrative law at first, and from should right Angle analyse to social type of intermediary.
本文首先从行政法的角度，对社会中介组织给予了较为明确的界定，并从应然的角度对社会中介组织的类型给予了分析。
Pneumatic valve position according to their channels can be divided into straight-through, three-and right-angle type.
气动球阀按其通道位置可分为直通式，三通式和直角式。
The paper introduce structure of right-angle milling head that is used in TH42 type gantry machining center and it discuss working theory of...
文章介绍了一个在TH42龙门式加工中心上配合使用的直角铣头的结构，讨论了铣头的自动转位及自动装卸的动作原理。
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