slotted top screw 中文意思是什麼
slotted top screw
解釋
槽頂螺釘-
The assembly shall have top entry access points for each check assembly, screw driver slotted test cocks and require the use of no special tools for servicing
這種總成的每個止回閥總成應該有頂部進入口,螺絲刀槽測試旋塞,維修時不需要特殊工具。
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