1) mechanism of self-seal
自封机理
2) seal mechanism
密封机理
1.
analyses the seal mechanism of sleeve expansion joint and the defect of the current calculation formula of the friction force,presents new formula and illustrates the influence factors of friction force.
分析了套筒补偿器密封机理及目前所用的摩擦力计算公式的缺陷 ,给出了新的计算公式 ,并对影响摩擦力的因素进行了说明。
3) plugging mechanism
封堵机理
1.
The process that formed plugging mechanism and plugging result can be described as: ab.
封堵机理及堵效产生过程表现为 :孔道表面的吸附水膜机理凝胶网状絮凝体动力捕集机理物理堵塞粘弹封堵效应。
2.
This pap er studies its plugging mechanism and performance characteristics.
本文探讨 SJD-1调剖剂封堵机理和性能特点 ,经室内筛选确定 SJD-1堵剂组成最佳配比 ,采用岩心模拟试验方法验证了调剖堵水作用 。
4) sealing mechanism
封闭机理
1.
The quantitative calculation of shale smear and some unresolved problems were researched based on the phenomenon of shale smear, fault sealing mechanisms and its controlled factors.
对泥岩涂抹现象、断层封闭机理及控制因素进行了研究,探讨了泥岩涂抹定量计算及其存在的问题。
2.
There are three sealing mechanisms for shale caprock, including capillary sealing, pressure sealing and hydrocarbon concentration sealing.
泥质盖层封闭机理有三种,分别为物性封闭、压力封闭和烃溶度封闭。
5) Hole sealing principle
封孔机理
6) sealing mechanism
密封机理
1.
Sealing mechanism and application research of combined MR sealing element;
直角滑环式组合型金属橡胶密封件的密封机理及应用研究
2.
Its geometric shape,sealing characteristics and sealing mechanism were analyzed,and its application in the field of petroleum machinery was introduced.
介绍了一种新的流体动力润滑旋转密封———Kalsi密封;分析了其几何形状、密封特性及密封机理;并介绍了其在石油机械中的应用。
3.
In past of 50 years,the hypothesis of surface tension and the hypothesis of sticky strength set up the sealing mechanism.
综述 5 0年来构建机械密封机理的表面张力假说和粘滞力假说。
补充资料:塑料自封袋
分子式:
CAS号:
性质:是包装工业中的一种新颖塑料包装用制品。它采用普通聚乙烯吹塑薄膜的生产方法,并利用一种特殊机头生产出封口膜,再制成袋即成塑料自封袋。这种包装袋除具有普通聚乙烯塑料袋所具有的无毒、质轻、密封性好、携带方便的特点外,还有可将塑料袋口反复开启和封合的优点。
CAS号:
性质:是包装工业中的一种新颖塑料包装用制品。它采用普通聚乙烯吹塑薄膜的生产方法,并利用一种特殊机头生产出封口膜,再制成袋即成塑料自封袋。这种包装袋除具有普通聚乙烯塑料袋所具有的无毒、质轻、密封性好、携带方便的特点外,还有可将塑料袋口反复开启和封合的优点。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条