carriage draw spring 托架拉力弹簧 ; 打字机用滚轮架拉力弹簧
draw-bar spring 拉杆挽簧
spring draw nail 弹簧起模钉
spring draw gear 弹簧车钩
with two spring draw gear 双簧牵引装置
Spring Draw on the Causeway 苏堤春晓
Draw the curtains of Spring 拉开春天的门帘
I draw a graph here of the amount by which I pull the spring versus the force it exerts.
我在这里画个图,纵轴是弹簧的拉伸量,横轴是力的大小
耶鲁公开课 - 基础物理课程节选
The senior American military commander in Iraq, General George Casey, said this week that he believes the United States could begin to draw down US forces by the spring of 2006 if progress continues.
NPR: Examining the Makeup of the Iraqi Insurgency
Britain had hoped to draw down troops to 2, 500 by this spring if conditions permitted.
CNN: Iraqi deaths spike in March
In the past few years, the district has hosted spring and holiday "strolls" that draw thousands to the strip.
WSJ: Deep Roots in Staten Island's West Brighton
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