The power combination unit of Model F 32003 DH rig is selected.

选用F320─3DH型钻机的并车箱作为改造后的并车箱.

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Design and evaluation of aromatics combination unit in Tianjin Petrochemical Company are introduced.

介绍了天津石油化工公司芳烃联合装置的设计和考核情况.

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The combination unit can be widely applied in the field of cotton cutting and comprehensive utilization.

本发明可广泛应用于棉花收割及综合利用领域.

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