Mechanical seal is the key part of submersible sewage pump, the reliability of it decide the submersible sewage pump life.
作为潜水污水泵关键部件的机械密封，其可靠性决定潜水污水泵的使用寿命。
Submersible pumps and portraits of life in rural production plays an important role in use should note the following.
潜水泵小巧轻便，在农村生产生活中起着重要作用，在使用中应注意以下几点。
In acid and alkali resistance, submersible pumps etc widely adopted, prolong the pump life.
在耐酸、耐碱、潜水电泵等领域广泛采用，延长水泵寿命。
The inventive hydraulic cutter for unmanned remote controlled submersible can bear high pressure in work, and has good stability, no medium leakage, multiplied service life and greatly reduced cost.
本发明无人遥控潜水器用液压剪切器不仅工作能承受高压力，稳定性好、无介质泄漏、寿命成倍增加，而且成本大幅度降低。
The shot, taken by a submersible in Australia's sea territories is part of the 'Deep Australia' project which aims to explore life from under the sea from 100 to 1000 metres deep.
这张照片入选了“澳大利亚（Australia）深海”活动，该活动目的在于探寻海底100至1000米深处的生物。
The choke ACTS as controlling the production and lowering the back pressure in the electric submersible pump. Because of the high speed of liquid the life of the choke is short.
油嘴在电泵井的生产中起控制产量和降低回压的作用，但是在日常生产中，油嘴孔很容易被高速液体刺大，因而使用寿命短。
The choke ACTS as controlling the production and lowering the back pressure in the electric submersible pump. Because of the high speed of liquid the life of the choke is short.
油嘴在电泵井的生产中起控制产量和降低回压的作用，但是在日常生产中，油嘴孔很容易被高速液体刺大，因而使用寿命短。
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