opening in head
英 [ˈəʊpənɪŋ ɪn hed]
美 [ˈoʊpənɪŋ ɪn hed]
【化】封头开孔
双语例句
- The seventh opening in the head is the mouth and everything goes down.
头部的第7个开口是嘴，什么东西都会被咽下去。 - The general feature of the large opening with nozzle structure on ellipsoidal head, in which the property of the head is influenced by two interferential boundaries, are investigated in this paper.
通过理论计算分析了椭圆封头大开孔结构的一般情况，即两个相互干涉的边界对封头结构性能的影响问题。 - Slide Hydraulic Tappet Remover/ Installer Tool C-4129-A through opening in cylinder head and seat tool firmly in the head of tappet.
将液压挺杆拆卸/安装工具C-4129-A滑入汽缸盖开口，在挺杆头内将工具安置牢固。 - A method of arranging orifices with varied opening area according to the pressure variation in the pipe is suggested in order to ensure the uniformity of water-distribution in the low head filter.
并提出按管内压头来改变开孔面积的布孔方法，以便保证用于低水头滤池时布水的均匀性。 - Primary analysis on the problem of opening reinforcement in ellipsoidal head
关于椭圆形封头开孔补强问题的初步分析 - However, the head molded line of the nozzle ring blades should be optimized by combining all working condition of the turbine when the opening of nozzle ring become big, in order to reduce the windward block area and the collision loss of blades head.
但是，在喷嘴环大开度时，喷嘴环叶片的头部型线需要结合涡轮所有工况进行优化，减小叶片头部的迎风阻挡面积，降低叶片头部的碰撞损失。