water valve 水调节阀,水压阀 back pressure valve 回压阀 hydraulic back pressure valve 水保险器(焊接) air back valve 空气止回阀 back pressure relief valve 背压安全阀 相似单词 BACK 背脊,背部[C] Back ad. 向后,在后;回,回原处;以前 ; n. 背,背部;背后,后面 a. 后面的 vt. 支持 bac...
back-water valve 英 [bæk ˈwɔːtə(r) vælv] 美 [bæk ˈwɔːtər vælv]回水阀
backwater valve Acronyms [′bak‚wȯd·ər ‚valv] (engineering) A type of check valve in a drainage pipe; reversal of flow causes the valve to close, thereby cutting off flow. Also known as backflow valve. McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright ©...
A backwater valve assembly includes a valve housing, a valve member and a servicing tool. The valve housing has an internal ledge within its interior on which is positioned a retainer clip oriented in vertical alignment with a riser. The valve member has a first engagement of a two part eng...
美 英 un.回水逆止阀 网络回水阀 英汉 网络释义 un. 1. 回水逆止阀
Backwater valve definition: a valve for preventing flowing liquid, as sewage, from reversing its direction. See examples of BACKWATER VALVE used in a sentence.
Backwater valve
Irrigation water filtration backwash valve Design for automatic back flush in water filtration system for irrigation and water treatment Especially for sand media filter & automatic self-cleaning disc filter Port size: 2", 3", 4" Hydraulic operation port: 1/8"-1/4" End connectio...
Our innovative plastic backwater valves prevent basement flooding, raw sewage and sewer backups, backflow preventer. New Top check valve
Water Abandonment Modular Injection System Remedial Services Casing repair Production improvement Tubing cutting and pipe recovery Casing repair Safety valve remediation Production improvement Remedial sand control Tubing cutting and pipe recovery Well Integrity Evaluation Wireline Powered Intervention Surface Well ...