radial swing 中文意思是什麼
radial swing
解釋
徑向擺動-
The swing check to stop reverse - flow is moounted in the disc - lever with little axial and radial play and held by screw nuts
用來阻止逆流的旋啟式止回閥是安裝在閥板拉桿上,有微小的軸向和徑向活動間隙,並用調節螺母固定。
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