... 底部磁力Bottom magnetic 无机械密封No mechanical seal 半开放平台落地式Half open platform console ...
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no contacting mechanical face seal 非接触式机械密封
No mechanical seal leakage or abnormal vibration or noise occurred to the two pumps during operation.
两台泵在运转过程中均未见有机械密封泄漏现象发生，也未见有异常的振动和噪声。
Mechanical seal repair process more complicated, after assembly to ensure no leakage of the mechanical seal, mechanical seal technology essential check size.
机械密封检修工艺较为复杂，要保证组装后的机械密封无漏泄，机械密封技术尺寸的校核必不可少。
Double mechanical seal, No leakage, Can bear higher working pressure.
采用双机械密封，安全无泄漏，可承受更高的工作压力。
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