1.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。
2.For more information, please call your Numatics Distributor to arrange a free demonstration of the NR series rodless cylinders.
欲了解更多信息，请致电纽曼帝克分销商安排的NR系列免费示范无杆气缸。
3.The gantry, a guided and supported bearing system, to support the load and the rodless cylinder to drive the gantry carriage. more. . .
在龙门，一引导和支持轴承系统，以支持负载和无杆气缸驱动龙门运输。更多…
4.Numatics Rodless Cylinder: Extruded barrel for increased rigidity, Kevlar reinforced seal strips, cushioned at both ends.
纽曼帝克无杆气缸：增加刚性，芳纶重新坚定不移密封条两端，衬垫，挤压桶。
5.According to self-rescue mechanism of rodless drilling unit, a concrete structure design scheme of self-rescue device was presented.
根据无钻杆钻具自救机理给出了自救装置的具体结构设计方案。
6.About 20 percent of the oil wells use rodless botttom hole pumps to exploit.
大概有20%的油井使用无杆泵采油技术。