Relations of hole diameter, distance between adjacent holes, and flow volume of trunk to distribution of flow volume were discussed.
讨论了孔径、孔间距、总管流量与流量均布的关系。
Permissible deviation of bolt hole circle diameter on flange and permissible limited deviation of two adjacent holes on flange shall be less than 0.6mm.
法兰螺栓口中心圆的直径的容许偏差及法兰相邻两孔极限容许偏差的应小于0.6毫米。
The top wall has a pair of key-hole shaped mounting holes (19) therein positioned in an area adjacent the front wall.
所述上壁在其中具有定位在邻近于所述前壁的区域中的一对钥匙孔形安装孔（19）。
Applying long horizontal roof rock hole to drain the gas from adjacent seam and goaf is a new technique. In this paper, introduces the latest progress of this technique is introduced fully.
采用顶板岩层水平长钻孔抽放邻近层和采空区瓦斯是一项新技术，全面介绍了该技术研究的最新进展。
The improvement of tandem device performance is attributed to the efficient electron and hole injection from charge generation layer to two adjacent emission units.
叠层发光器件性能的提高与中间电荷产生层向上下两个发光单元有效的电子、空穴注入有关。
This paper also researches the geological information and vast scale mine geologic data by the more than 270 drill hole in the research zone and adjacent zone;
详细研究井田及相邻地段内的270余个钻孔所提供的地质信息及大量的矿井地质资料。
A first end cap is located adjacent the first end of the tube, wherein the first end cap comprises at least one air hole.
第一端盖位于套管的第一端附近，其中第一端盖包括至少一个气孔。
A first end cap is located adjacent the first end of the tube, wherein the first end cap comprises at least one air hole.
第一端盖位于套管的第一端附近，其中第一端盖包括至少一个气孔。
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