head band是什么意思

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用法例句

Analysis of stability of plug for diversion tunnels;

导流隧洞堵头稳定性分析

By using 3D nonlinear finite element method,the stability against sliding of the plugs of diversion tunnels of Shuibuya Project with different gullet depth and different length is carried out.

采用三维非线性有限单元法,对水布垭导流隧洞堵头进行了不同齿槽深度、不同堵头长度下的堵头稳定分析,然后基于分析结果提出了堵头体型优化建议,使堵头长度由初步设计的45 m减少到31 m;最后根据实际施工情况进行了施工期的堵头反馈设计与稳定校核。

The stability of the diversion tunnel plug is important.

在抗剪断理论的基础上采用非线性有限元分析方法,对某水电站导流隧洞堵头进行了三维有限元计算,并对堵头结构特征位置的应力、变形以及堵头整体的抗剪断安全系数等方面展开了深入分析。

Stability calculation for bulkhead of diversion tunnel of Jiangpinghe Hydropower Station;

江坪河水电站导流洞堵头稳定计算

From the three respects of the surrounding rock base processing, concrete pouring, back filling with grout, this paper introduces the construction of penstock bulkhead, which had be done in a plat hole, 4m wide, 2.

从围岩基础处理、混凝土浇筑、回填灌浆3个方面,介绍了天湖水电站压力水道堵头的施工情况,全部施工均在4m(宽)×2。

This paper introduces systemly the design of penstock bulkhead of the Tianhu hydropower station.

系统地介绍天湖水电站堵头的设计情况。

tapped and plugged

车出螺纹用堵头堵上的

Design and Study on Figure and Structure of Hydraulic Tunnel Plug

水工隧洞封堵堵头体型结构设计研究

When the nozzle is clogged after a long period of non-use.

打印机长时间闲置后，会出现堵头现象。

According to the results of the finite element method,optimization design of the plug structure has been done to make the plug structure more reasonable and economical.

然后,对初步设计的堵头结构进行优化设计,使堵头结构更加经济合理。

Abnormal Vibration Diagnosis Cause of Coming off of Generator Center Bore Plug

发电机中心孔堵头脱落引起异常振动的诊断

They blocked the entrance to the cave with big rocks.

他们用石头堵塞了洞口。

Large boulders obstructed the entrance to the cave.

大石头堵住了洞口。

A big rock blocked the mouth of the cave.

一块大石头堵住了洞口。

The wall was laid up in bricks.

这堵墙是砖头砌的。

with deckling to reduce sheet width up to 500mm

模头宽度可调小500mm(外堵式)

The blind alley ended in a stone wall.

死胡同的尽头是一堵石墙。

I look at a brick wall all day.

我现在整天抬头看着那堵砖墙。

This wall was built of cut stone.

这堵墙是用琢下的石头造成的。

The wall runs to the end of the park.

这堵墙延伸到公园的尽头。

Jack managed to pry away a large stone blocking the entrance.

杰克设法移开了堵住门口的大石头。

Plug up loopholes in terms of their sources and systems

从源头上、制度上堵塞漏洞

external deckling with "On the Fly"width adjustment capability

外堵式模头宽度实时调节能力

The main peak stood in our path like a great white wall.

主峰就在我们前头像一堵高大的粉墙。