查询词典 casing spear

A new type of hydraulic pulse vibration generator installed at bottom of casing strings was developed.

研制了新型水力脉冲振动注水泥装置，该装置安装在套管底部，在注水泥过程中产生水力冲击作用于套管、水泥浆和钻井液，通过消除气泡、清除泥饼、提高顶替效率和水泥石强度来提高水泥胶结质量。

The internal flow pattern of volute casing is studied as a whole.

全面测量了蜗壳各断面的内部流动规律。

Cantilevered idea is adopted in structure design. there is a center supporting volute casing,.

在结构设计中，应用了悬臂式结构，中心支撑机体。

Study the analysis makes clear as a result, casing supports construction of wainscot of close costal region is a kind of good aseismatic construction system.

探究分析结果表明，框支密肋壁板结构是一种理想的抗震结构体系。

GSX—1800 hand dryer is made by imported material and temperature - control elements, aluminium - alloy casing and clingy coating finish,artistic and durable ; camber -line surface is a nice decoration and well-set of waterproof; automatic infrared - ray induction , steady capability , quick reaction and powerful blowing rate shows aptness in public places、hotel、office and family.

GSX—1800 干手器采用进口材料及进口温控零件制造，铝合金外壳和坚固的喷涂保护层，美观、耐用；弧面设计，装饰性强和符合防滴水结构要求；红外线自动感应，性能稳定。起动快，风量大，适用于公共场所、宾馆、写字楼、家庭使用。

Use about 5 inches of 24 gauge wire to extend the pot, switch, battery casing, and power input away from the circuit board.

用大约5英寸的24号线延长灵敏器、开关、电池盒以及电源接片与电路板的距离。

With the light of the rapid development of communication technology, the fiber used for activities connected with the zirconium oxide ceramic casing has also increased the demand quickly.

随着光通讯技术的迅猛发展，对用于光纤活动连接器的氧化锆陶瓷套管的需求也增加很快。

Connector for fiber-optic activities of the zirconium oxide ceramic casing due to a high precision, long life and other characteristics, are gradually replaced by pieces of metal, widely used.

用于光纤活动连接器的氧化锆陶瓷套管由于具有精度高、使用寿命长等特点，正逐步取代金属件，得到广泛应用。

Be in " Baidu Hi " the upper part of contact list is an apparent search casing, adscititious " Baidu" pushbutton.

在&百度Hi&联系人列表的上方是一个很明显的搜索框，外加一个&百度一下&的按钮。

The invention relates to an apheliotropic module and its shell construction, the apheliotropic module includes framework, outer casing and at least one light source unit.

本发明涉及一种背光模块及其壳体结构，该背光模块包括框架、外壳及至少一个光源单元。

For the head-teacher of the class said that I had seriously broken the school rules,which led me to a three-day suspend class.

为什么呢？因为我的班主任说我严重的违反了校规，于是让我停课三天。

Many of them believe that the conversion of thousands of working-class folk in England spared that nation from the mass carnage and the tyranny that came with the revolution in France.

他们之中有许多人相信，在英国数以千计的劳工阶级之悔改信主使英国免於遭受如法国大革命所造成的大屠杀和专制暴政。