Field application shows that an immersible pump method is the most ideal method for the oil vacuum unloading system of rail tank wag.
实践表明，卸槽潜油泵法是火车槽车负压卸油系统改造的最理想方法。
Results the Continuous drip with nutrition pump method has the lowest incidence of treatment complications and the best clinical effects.
结果用营养泵持续滴注法管饲的并发症发生率最低，效果最好。
This program suited for centrifugal pump design and manufacture phase, the method rarely used in the production of the site.
这一方案适于在离心泵的设计制造阶段，该方法在生产现场很少采用。
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