短語詞組短語manual valve control lever 手動減壓閥控制手柄control valve operating lever 控制閥操作桿;節(jié)制閥操作桿exhaust valve rocking lever 排氣閥搖臂桿pilot valve control lever 先導(dǎo)閥操縱桿control valve lift lever 控制閥提陞手柄safety valve lifting lever 安全閥提陞桿;船用安全閥閥提陞桿valve control lever 氣門操縱桿diverter valve control lever 分流器閥控制桿distributing valve control lever 分配閥操縱桿 返回 valve lever