Work Surfaces (SEFA 3) and Fixtures (SEFA 7).

工作台面（SEFA 3）和固属物/配件（SEFA 7）。

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Xuan Sefa has the advantage of being simple, small space, has been installed, rotary hoist only 90 degrees.

旋塞阀的优点在于结构简单，占用空间小，已安装，启闭只需旋转90度。

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Straight-through processing Xuan Sefa mainly used to do cut off, three-and four-way-to medium allocated for the distribution of traffic.

直通式旋塞阀主要做切断用，三通式和四通式用于分配用于分配介质流量。

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On May 11, Commission Vice Chair Sefa Aina, Commissioner Hyeok Kim and Deputy Director Lagdameo will speak at the Federal Asian Pacific American Council (FAPAC) Annual National Leadership Training Conference in Bellevue, Washington.

WHITEHOUSE: WHIAAPI Weekly Highlights: AAPI Heritage Month Edition