若设施宽大务求无油时，无须选各族无油泵，如：水环泵、分子筛吸附泵、溅射离子泵、高温泵等。
If large facilities to ensure no oil, no oil pump need not choose ethnic groups, such as: water pump, molecular sieve adsorption pump, sputter ion pumps, heat pumps.
最后，文中还探讨和设计了一套基于TMS320 LF 2407 ADSP为控制核心的燃油泵用无刷直流电动机控制驱动器设计方案。
Finally, another set of controller based on TMS320LF2407A DSP is also discussed and designed to satisfy the development tendency of aero fuel pump system.
本实用新型属于机电产品，特别涉及一种往复式抽油泵无杆驱动机构。
The utility model belongs to an electromechanical product, in particular to a rodless driving mechanism for a reciprocating oil well pump.
本实用新型属于机电产品，特别涉及一种往复式抽油泵无杆驱动机构。
The utility model belongs to an electromechanical product, in particular to a rodless driving mechanism for a reciprocating oil well pump.
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