three-line

According to results of the simulated analysis, three-line slitting pass system for 12 mm rebar were new designed. The experimental results showed that the mills'productivity was increased and the quality of rebar was improved by using the new slitting pass system.

根据模拟分析的结果，设计了直径为Φ12mm带肋钢筋的三线切分孔型系统，轧制生产实验结果表明：采用优化的新切分孔型系统进行生产，提高了轧机的生产率，改善了产品质量。

First, it exposed the scale of Euroscepticism in the Tory party: 81 of its MPs defied both Mr Cameron's pleas and a three-line whip to support the motion.

首先，它暴露出保守党内部有相当数量的反亲欧派存在：81位保守党议员不顾卡梅伦的再三呼吁和一再谴责，执意提出这一议案。

Diagnostic Value of Ultrasonography for Observing Endometrial Thickness and Three-line Pattern in Ectopic Pregnancy Expression of substance P in endometrium from endometriosis model rats and the changes of pain threshold before and after operation

超声子宫内膜厚度及三线征变化在宫外孕诊断中的价值P物质在子宫内膜异位模型大鼠子宫内膜组织中的表达及造模前后痛阈的变化