双冲程单动式 two-stroke single-acting
双冲量 doublepulse
双冲程深井泵 double-stroke deep-well pump
双冲构造 hinterland dipping duplex
双脉冲激光 DUAL PULSE
双冲程发动机 two-stroke engines
双缓冲区 Double Buffering
双脉冲 Dual Pulse ; [电子] dipulse ; double pulsing
双曲柄轴冲床 double crank press
双缓冲技术 Double Buffering ; D-Buffer ; double buffering technique
在综合分析国内外现有闭塞模锻模架的基础上，研制出了双冲头作用式闭塞模锻液压模架。
Based on the summarization of the die-sets for flashless-die-forging at home and abroad, double-action hydraulic die-sets for the flashless-die-forging were developed.
双变径轮式抽油机是在继承常规游梁式抽油机优点的基础上设计而成的大载荷、长冲程、低冲次节能型抽油机。
A dual variable-diameter wheel pumping unit, which has long stroke and low pumping speed and large load capacity, is designed based on conventional beam pumping units.
水沙两相流冲淤的双临界现象，对于多沙河流河道泥沙的输移有重要意义。
This double threshold phenomenon plays an important role in sediment transportation of heavily sediment laden rivers.
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