Leitz sector shutter

用法例句

The valve is made up of body disc, axle, seal, actuator etc.

扇形闸门由本体、扇形闸板、轴、密封副、执行机构等部件构成。

A half - circle window, often with sash bars arranged like the ribs of a fan.

扇形窗门或窗上有扇骨状放射格条的半圆形窗

Welding deformation of arc gates and control of primary dimensions

弧形闸门焊接变形及主要尺寸的控制

It has an advantage of less cost of project compared with the tradional reinforced concrete plain gate and arc gate.

和传统的钢筋混凝土平面闸门、弧形闸门相比,工程造价低.

General technical requirements for radial gates

GB/T814-1989弧形闸门通用技术条件

bradenhead squeeze pressure

关闭井口套管闸门形成的挤压压力

The 10m head of water in the shafts is rising.

闸门井里正在形成10米高的水位差。

Analysis of the Dynamic Stability of Steel Arch Gate.;

弧形钢闸门主框架动力稳定性的研究

Development of Visual CAD System of Radial Gate Under UNIX;

UNIX平台弧形闸门可视化CAD系统研制

Study on the Gate s Retractile Seal Engineering Research with High Water-pressure;

高水头弧形闸门伸缩式水封止水研究

Topology Optimization of Large-Scale Hydraulic Radial Steel Strobe;

弧形钢闸门拓扑优化与结构布置研究

Comparison and Analysis of Discharge Calculation Methods of Radial Gates

弧形闸门流量计算方法的比较与分析

Pay attention to the open-close direction of the gate when operate. The actuator must be wired exactly.

运行时请辨清扇形闸板开关方向，执行机构请正确接线。

head gate structure [irrigation]

渠首闸门,总水闸门[灌溉]

scalloped surface

扇形表面, 扇壳饰

The reason is a unique bronze gate wedge that's shaped like a block instead of round like all other gates.

原因在于这种独特的青铜闸阀楔板形状上如同方形阻断闸门,而不象其它类型的闸阀。

APPLICATION OF THE MITER HYDRAULIC ATUO-CONTROLLED STEEL GATE IN THE STORM DRAINAGE CLOUGH IN GAOAN CITY

人字形水力自控钢闸门在高安市排涝涵闸中的应用

The lock keeper closed the lock gate.

船闸管理员关上了闸门。