长期以来，习惯环状管网管径按枝状管网计算，管径偏大，造成浪费。
We have been used to calculate the diameter of ringed piping according to ramiform piping, then it result in the bigger diameter and wasting of investment.
在调研了大量关于宾汉流体偏心环状管流的文献之后，发现大都是近似计算而不具有普适性。
Computation of eccentric annular flowing on Bingham-fluid in pipe is approximate in many literatures and is not of universality.
认为某一点着火后，不仅是计算管路有水流通过，其他管路也有水流经过，消火栓环状管网的管径应通过计算确定。
It figured out that there was flow of water not only in the calculated pipeline but also in other pipelines and that diameters of hydrant ringed piping should be ensured after calculation.
锅炉右下集箱产生了很多环状裂纹和三个渗水点，同时顶棚水冷壁管塌陷。
A multitude of ring-shaped cracks and three water leakage points were discovered in the right side lower header of a boiler together with a cave-in of the boiler roof water-cooled wall.
该技术在提升管底部设置催化剂混合器，使催化剂在与原料油接触之前形成理想的环状流。
The technology is equipped with a catalyst mixer at the bottom of the riser, which can produce an ideal circular flow of catalyst before the catalyst contacts with the feed oil.
结果在光学显微镜下，骨陷窝呈环状排列在哈佛管周围，骨小管沟通骨陷窝与哈佛管和骨陷窝之间的联系。
Results Under optical microscope, the bone lacunae were in circular permutation around the Haversian canal, and the canaliculi communicated the lacunae and Haversian canal or between the lacunae.
把卡压工具钳口的环状凹部对准管件端部内装有橡胶圈的环状凸部进行卡压。
Align the ring-form concave of pressing jaw with the rim on press-fitting, in groove of which a rubber ring is mounted, and compress it bv pressing tools.
管板单边电阻点焊由于其焊接结构的特殊性，生成熔核的外形为环状，其强度不能用传统的圆形焊点强度经验公式计算。
The strength of the ring nugget in sheet-to-tube single-sided spot welding is different from that of the button nugget in traditional sheet-to-sheet spot welding.
聚乙烯涂装弯管以钢质弯管为基材，在钢质弯管的外表面涂装无接口的环状聚乙烯材料。
The steel elbow is used as the base stock for polyethylene coating elbow and no-interface circular polyethylene material is coated to the outside of steel elbow.
聚乙烯涂装弯管以钢质弯管为基材，在钢质弯管的外表面涂装无接口的环状聚乙烯材料。
The steel elbow is used as the base stock for polyethylene coating elbow and no-interface circular polyethylene material is coated to the outside of steel elbow.
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