1.
Design and Realization of Double-headed Perforator’s Control System Based on PLC
双头冲孔机PLC控制系统的设计与实现
2.
She twisted her hands together, then drove herself on across the road.
她拧着双手，后来硬着头皮冲过马路去。
3.
He charged at me with his head down and both fists flying.
他低着头挥舞者双拳向我冲了过来。
4.
double-head arrow
双箭头(双头指针)
5.
A hub, especially of a propeller.
冲头冲头，尤指推进器冲头
6.
The punch can make lateral movement automatically with easy operation , strong cutting force , bimanualness and high safety .
冲头可自动横移，操作省力，裁断力强，双手操作，安全性高。
7.
Fatigue Behavior of Welded Joints After Ultrasonic Impact Treatment Under Combined Cycle Fatigue Loading
双周疲劳载荷作用下超声冲击处理态焊接接头疲劳行为
8.
He fell there on his hands and knees to check himself, for that rock was small and he might have pitched over on the far side.
他落地的时候向前一扑，用双手双膝撑住了身体，要不，岩石那么小，他可能冲过头。
9.
So I headed into the wind, head bdwed, collar up, shuffling in too-thin dress shoes.
我只好一头冲进这寒风之中，竖起衣领，缩着头，拖动着脚下那双单薄的鞋子。
10.
bm=1.25d Double end studs bm=1.25d
GB/T898-1988双头螺柱
11.
bm=1.5d Double end studs bm=1.5d
GB/T899-1988双头螺柱
12.
bm=1d Double end studs--bm=1d
GB/T897-1988双头螺柱
13.
bm=2d Double end studs bm=2d
GB/T900-1988双头螺柱
14.
The two army clash.
双方军队发生冲突。
15.
long range navigatio
脉冲时差双曲线导航仪
16.
double pulse nanosecond oscillator
双脉冲毫微秒振荡器
17.
double pulse and square wave generator
双脉冲与方波发生器
18.
Two-(three) channel monopulse
双(三)通道单脉冲雷达