The two tremendous continental countries shared a frontier of 4, 000 miles in a vast arc from the frozen tundras of siberia to the stark deserts of central asia . 这两个辽阔的大陆国家的共同边界从西伯利亚冻土地带到中亚细亚荒漠划出一个大弧形，长达四千多英里。
Code of practice for validation of arc welding equipment 电弧焊设备验证实用规程
This has changed the arc of hollywood careers 好莱坞的发展模式因此发生了改变。
The stick of carbon is often used in an electric arc lamp 碳精棒常用于电弧灯。
Which one of the following is true about arc 关于自动资源编辑器哪一项是正确的
Discussion about the structure system of the arc - ecology 论建筑生态学的结构体系
Research on surface arc spraying of parts and components 零部件表面电弧喷涂研究
Guide for performing arc - flash hazard calculations 电弧闪光焊接危害计算执行指南
Scm control system of pulse plasma arc welding 脉冲等离子弧焊接的单片机控制系统
Below denotes any of the arc - compliant consoles ”注明任何和arc兼容的控制台。
