valve adapter meaning in English

电子管适配器
电子管转接器
活门转接座

Valves and valve adapters for inflatable recreational articles and toys - terms and definitions , requirements and testing
充气娱乐商品和玩具的气阀和气阀套.术语定义要求
Check modules shall be threaded into the valve adapters and check retainers / spacers shall not be utilized to retainer the check
止回阀模块应该是螺纹旋进到阀体适配器内，不应该采用止回阀固定器/垫片来固定止回阀。
The 775qt series features a modular design which facilitates maintenance and assembly by retaining the spring load . check modules are threaded into the valve adapter for leak proof operation
775qt系列特点是模块化结构，通过保留弹簧负载简化维护和组装。止回阀模块通过螺纹旋进阀门适配器内，提供无泄漏运行。