片语
safety valve box安全阀框
VMB Valve Manifold Box特气分流箱
inlet valve rocker box进气门摇臂室
valve chamber阀室(等于valve box)
valve gate阀门;阀门浇口
valve e box阀箱
cover for valve box阀箱盖
valve relay box真空管继动盒
control valve box控制阀箱
exhaust valve rocker box排气门摇臂室
Valve Manifold Box分配箱