《杠杆式外汇买卖指引》
Guideline on Leveraged Foreign Exchange Trading
半封闭螺杆式冷水机组
semi-hermetic screw water chiller
泵筒游动的杆式泵
rod travelling barrel pump
变频螺杆式压缩机
variable speed screw compressor
测杆式平衡
balancing with measuring rod
长杆式裁切机
long beam cutting machine
垂直锚杆式地锚
vertical anchor-shaft type foundation bolt