1. Objective To improve the diagnosis and acute management of testicular torsion. 目的提高睾丸扭转的诊断水平和紧急处理原则。
2. Based on current concrete design criterion, a torsion stiffness formula for composite beams from the cracking stage to the limit stage was proposed for design reference. 基于现行硅结构设计规范，提出了组合梁从开裂到极限阶段抗扭刚度的计算公式，可供组合梁受扭设计参考。
3. The main assembly shall consist of two independently operating torsion spring check assemblies, two resilient seated isolation valves, and four ball valve type test cocks. 主总成应该由两个独立运行的扭力弹簧止回总成、两个弹性阀座隔离阀和四个球阀类型的测试旋塞构成。
英英解释
n.
1. a tortuous and twisted shape or position
2. a twisting force
