cock ball是什麼意思、英文翻譯及中文解釋
cock ball
詞語： cock ball
解釋： 球閥
詞典： 消防專業英漢詞典
cock ball 相關解釋
球閥 ball cock;ball valve
球閥 ball valve;ballfloat valve;spherical valve
球閥 ball valve;globe valve
球閥 ball valve;globe valve;spherical valve
球閥 ball valve;spherical valve
球閥 ball valve;spherical valve;straight flow rotary valve
球閥 ball check;cock ball
球閥 ball check;ball cock;bullet valve;relief ball
