这是你第一次参加纵列式滑冰马拉松比赛吗？
操纵列表的有两类函数：构造函数和选择函数。
Two types of functions manipulate lists: constructors and selectors.
中央山脉纵列于中央偏东，缓降于宽阔肥沃的西部平原。
The Central Mountain Range slopes gently to a broad and fertile plain in the west.
教练和学员分前后纵列坐在火箭助推的弹射座椅上，座舱内设有空调系统和加压系统。
The instructor and student sit in tandem on rocket-powered ejection seats in a pressurized, air-conditioned cockpit.
本文基于模态分析理论和试验技术，提出了一套测定纵列式旋翼直升机在起落架上的刚体模态特性试验方法。
A test method of measuring rigid modal behavior of column rotor helicopter on landing gear is suggested in this paper.
然后主要从双丝或多丝电弧焊工艺和双焊炬组合焊接工艺两个大的方面着重介绍了纵列式熔化极气体保护焊、等离子弧-熔化极气体保护焊和双电极熔化极气体保护焊等高速弧焊工艺。
Then, high-speed arc welding processes are introduced, such as tandem GMAW, PAW-GMAW and DE-GMAW, based on two categories:twin or more wires arc welding process and two-torch combined welding process.
然后主要从双丝或多丝电弧焊工艺和双焊炬组合焊接工艺两个大的方面着重介绍了纵列式熔化极气体保护焊、等离子弧-熔化极气体保护焊和双电极熔化极气体保护焊等高速弧焊工艺。
Then, high-speed arc welding processes are introduced, such as tandem GMAW, PAW-GMAW and DE-GMAW, based on two categories:twin or more wires arc welding process and two-torch combined welding process.
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