Six electrodes patterns were designed and four kinds of fluids including liquid crystals were chosen for the electrohydrodynamic motor in ac fields in order to study and compare their impacts.
其中，对交流电场作用下的电水动力微马达设计了六种电极结构并选取了包括液晶在内四种液体以对其进行详细的对比研究。
In order to reduce the cost of working fluids in oil and gas Wells, the lower-price agents can be used to treat Wells.
为了控制油气井工作液成本，可采用低价格的处理剂。
In order to reduce the cost of working fluids in oil and gas Wells, the lower-price agents can be used to treat Wells.
为了控制油气井工作液成本，可采用低价格的处理剂。
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