straight pipe-line

On the other hand, for the large size crack or the total through crack, the simplified straight pipe would result in too conservative assessment results.

对于大尺寸裂纹或者穿透裂纹，简化的直管评定会得到过于保守的结果。

The technological characteristics of the spare parts of three-way straight plastics pipe are analyzed, putting stress on the characteristics of the products by gating injection mould with side core pulling mechanism.

分析了三通直管塑件的工艺特点，主要分析了浇口注射模成型并且带侧向抽芯机构制品的工艺特点；

Is suitable for power, oil, metallurgical, ship industry pipe heat preservation and heat insulation, especially for small mouth straight pipeline construction is convenient quickly.

适用于电力，石油，冶金，船舶行业的管道保温和隔热，尤其对小口直管道施工方便迅速。

Measurement for Submersed Tunnel Sections to Be Joined Together Design of Injection Mold for Three-way Straight Pipe

海底沉管对接测量三通直管注射模的设计

Feasibility of Making Large Dia. Straight-seam Submerged Arc Pipe Welding Machine by Angang; I felt it was now or never and went right up to him.

鞍钢建设大直径直缝埋弧焊管机组可行性探讨我感到机不可失，所以径直走到他面前。