避雷阀

backwater valve───[机]回水阀

surrender value───被保险人中途解约时的退保金额；退还金额

aortic valve───[解剖]主动脉瓣；织脉瓣

bleeder valve───排气阀；放水阀；[机]排泄阀

relief valve───[机]安全阀；减压阀

transfer value───补偿（材质及表面）；转移价值

backwater valves───[机]回水阀

surrender values───被保险人中途解约时的退保金额；退还金额

Worcester sauce───n.伍斯特沙司；伍斯特郡辣酱油

If the vibration is caused by the occurrence of shock in the piping system it can be avoided if a properly sized water hammer arrester is installed near the quick closure valve.───如果振动是由于管道中的水锤撞击而引起，在快速关闭阀附近安装型号合适的水锤消除器就能避免。

protection reliability of the zinc-oxide arrester and that of the type FZ-35 valve attester have been calculated respectively, When any one of the two devices is adopted in substation.───分别计算了变电所内采用氧化锌避雷器和FZ-35型避雷器保护时变电所的可靠性；

resist valve arrester; valve resistance arrester───阀电阻避雷器