Sefa

基本解釋

Xuan Sefa has the advantage of being simple, small space, has been installed, rotary hoist only 90 degrees.
旋塞閥的優(yōu)點在于結(jié)構(gòu)簡單，占用空間小，已安裝，啟閉只需旋轉(zhuǎn)90度。
If Xuan Sefa series, balance valve series, Y-valve series and alumina exclusive series.
如旋塞閥系列、平衡閥系列、Y型閥系列以及氧化鋁專用系列。
Straight-through processing Xuan Sefa mainly used to do cut off, three-and four-way-to medium allocated for the distribution of traffic.
直通式旋塞閥主要做切斷用，三通式和四通式用于分配用于分配介質(zhì)流量。
Objective To analyze the various complications caused by fracture treatment with single external fixation apparatus(SEFA) and provide corresponding treatments.
目的對外固定治療四肢骨折出現(xiàn)的并發(fā)癥進行分析,提出防治措施。
Various types of valves: ball valves, valve plates, valve, closing valves, check valves, Xuan Sefa, Gemo Fa, and so on. It's the main material: stainless steel, cast steel two.
閥門種類多樣：球閥，碟閥，閘閥，截止閥，止回閥，旋塞閥，隔膜閥等。它的材質(zhì)方主要分：不銹鋼，鑄鋼兩種。