Full bore pipeline ball valves the channel diameter and the same diameter, only a small fluid resistance, but also easy to clean pipes.
全通径球阀的通道内径与管线内径一致，不但流体阻力小，也便于管道清理。
The channel is only a few centimeters in diameter, but that is wide enough for electrons to follow the channel to the ground in the visible form of a flash of lightning.
这个通道的直径只有几厘米，但它的宽度足以让电子以闪电这样看得到的形式随着通道到达地面。
The original design of valve plate to open the gas valve is hanging in the channel, the possession of an effective diameter about 20%.
而原设计阀板打开是悬于阀体的气体通道内，占有有效通径20%左右。
Based on experimental data, the authors have studied such factors as channel structure, pitch, particle concentration and particle diameter, etc, which may have an influence on separation efficiency.
作者在实验的基础上对影响分离效率的槽型结构、节距、颗粒浓度、颗粒直径等因素进行了研究。
Because the pipeline diameter in platform is one third of that in tidal channel, so the limit scour length is less.
而平台区由于设计管径仅为潮汐通道区的三分之一，其极限冲刷长度远小于潮汐通道区。
Its characteristic is arteriovenous, with many small diameter of channel.
其特点为动静脉之间，有许多口径很小的通道直接相通。
While many, diameter and great stones of river channel will be to use roller-type sieve.
而石子很多，直径又很大的河道就必须得使用滚筒式筛子。
It was also concluded that increasing the height of the distribution channel and reducing the diameter of inclined tube would improve WDUT.
增大布水渠高度和沿池长方向上减小斜管管径有利于提高布水均匀性。
The results showed that at high inlet velocity, the diameter of regenerator channel had a significant effect on toluene conversion.
结果表明，在较高入口流速条件下，蓄热体孔道直径对甲苯转化率影响较大。
The results showed that at high inlet velocity, the diameter of regenerator channel had a significant effect on toluene conversion.
结果表明，在较高入口流速条件下，蓄热体孔道直径对甲苯转化率影响较大。
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