length: n.1.长，长度，长短。2.(时间的)长短，期间。3.(赛艇的)一艇的长度；一马的长度。4.程度，范围。5.【板球】球程；投至适当距离的球。6.【语言学】音长。7.一段，一节。短语和例子a dress length, a length of cloth 一段料。 a length of pipe [tubing] 一节管子。 The boat won by three le
Length of thread buffer , in bytes 线程缓冲区的长度（以字节为单位） 。
2.
Length of thread per roll 每卷经纱长
3.
Dimensions shown are for pvc and cpvc . due to molding shrinkage the dimensions for pp and pvdf would be somewhat less , and the end - to - end length of threaded equals socket valves 所显示的尺寸适用于pvc和cpvc 。由于模铸收缩， pp和pvdf的尺寸将会变得比较小，螺纹的端到端的长度与承插相等。
