seal service信息详情
密封服务
seal───vi.猎海豹;n.密封;印章;海豹;封条;标志;n.(Seal)西尔(人名);vt.密封;盖章
apostille seal───使徒印章
downcomer seal───降液管液封
service───n.服务,服侍;服役;仪式;vt.维修,检修;保养;n.(Service)人名;(英)瑟维斯;adj.服务性的;耐用的;服现役的
crabeater seal───锯齿海豹
grey seal───灰海豹
weddell seal───[脊椎]威德尔氏海豹
common seal───n.公章; 海豹
gummed seal───粘在那里
Use bellows mechanical seal the cost is too high, but the service life is longer than the first two, maintain or change relatively trouble.───使用波纹管机械密封的的成本太高,可是使用寿命长于前两种,维护或者改换时斗劲麻烦。
stainless steel centrifugal pump uses the water cooling mechanical seal, extends the mechanical seal service life effectively.───不锈钢离心泵采用水冷却机械密封,有效延长机械密封使用寿命。
This paper introduces optimal control of packing seal to creatfavourable conditions for improving seal performance and increasing seal service-life.───本文着重介绍了填料密封方面诸因素的最佳控制状态,从而对提高密封性能、延长密封周期创造了良好条件。
The stainless steel centrifugal pump uses the water cooling mechanical seal, extends the mechanical seal service life effectively.───不锈钢离心泵采用水冷却机械密封,有效延长机械密封使用寿命。
- the very busy spider
- took shape in tang dynasty
- refrigerating tonnage
- took sb to do sth
- space planets
- three way shake
- prefersth to sth
- pull foot
- three ways
- smart socks
- signal input
- space planner
- pull for
- took shape in the late
- the crudes
- running running
- start party at
- ridge digger
- seal shelter
- seal simulator
- space planning