ball check valve
英 [bɔːl tʃek vælv]
美 [bɔːl tʃek vælv]
球形单向阀；球形止逆阀，（机械）球形止回阀
双语例句
- The company mainly produces the products involving PP-R ball valve, angle valve, stop valve, check valve and pipe fittings.
本公司主要生产PP-R球阀、角阀、截止阀、止回阀、管接头等产品。 - Pacific Valves 'unique injector has a double ball check protection against leakage and a positive shut-off internal valve.
美国太平洋阀门独特的注入器具有双球止回保护，防止泄露，并保护阀门内部活动部件。 - Our factory is specializing in all kinds of valves, such as brass ball valve, taps, water faucet, close valve, check valve, floating-ball valve and stainless steel ball valve.
本厂是一家专业生产黄铜球阀、水嘴、水龙头、截止阀、止回阀、浮球阀及不锈钢球阀的企业。 - We have many series production such as plunger valve, integral heat ball valve, check valve, close valve, duct valve.
主要产品包括：柱塞阀、高温球阀、止回阀、截止阀、排污阀、闸阀、波纹管截止阀及民用阀门。 - If it does not drop, but there is slow leakage at test cock No.3, then No.1 ball valve has a small leak, but No.2 check valve is tight.
如果水柱没有下降，但是测试旋塞3号有点泄漏，则1号球阀有点泄漏，但是2号止回阀密封紧密。 - Ball check valve A too narrow sealing surface of the lamella combined with the improper material quality of the lamella is the main cause affecting the annular scars on the safety value.
阀瓣密封面过窄与阀瓣材质的选择不当，是影响安全阀环形伤痕的主要原因。 - It also introduces a newly developed device to measure the travel distance of the steel ball of check valve on site.
叙述了新研制的一种适应于现场应用的逆止阀钢球动作行程修测装置。