open tube spacing 疏管距布置
depth tube spacing 纵向管距
transverse tube spacing 横向管间距
spacing tube 间距管
This optimum tube spacing is quite close to the bubble departure diameter.
这一最佳管距接近沸腾气泡的脱离直径。
The optimum tube spacing equals approximately to the departure diameter of the bubbles during a pool boiling.
最佳管距对应的管束水力当量直径近似等于池内沸腾时的气泡脱离直径。
The tube spacing cattle brand products have reached the theoretical limit of 61 mm, inner tube hole connection is only 7mm.
目前牛牌产品的管间距已达到理论极限—61毫米，内胆管孔连接处仅为7 mm。
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