闭管

The frequency about 16KHZ the permeabIe feverΦ60 about work Piece,mayweld many kinds of hard aIloy tools 1、the standard Piece.the faslener heat upset 2、drill rod steel,drill rod utensil drawing-back,forge,squeeze the warmup waiting 3、Welding of diamond saw.drilling tool 4、Bit,coal aiguille,rivetting the pole aiguille,welding of the pick 5、Lathetool,planer tool,milling cutter and welding of different woodwork cutters

为了解决上述弊端，采用新型空气冷却器一次换热，传热管形成高热流密度，由快速的空气流把热量散发到大气中去。纯净水在新型的空气冷却器和高频加热设备内闭路循环，被冷却系统长期不结水垢，不被异物堵塞，冬季在冷却水中加入防冻剂杜绝了水路被冻坏的故障。

This course is designed thyristor double closed loop dc speed control system design.

本次课程设计主要研究的是双闭环直流晶闸管调速系统设计。

Hydraulic conditions and water balance conditions Generally heating, air-conditioned closed loop pipe network are all pipe network, and its hydraulic system condition is the pressure point, the pipe flow, pressure.

二、水力工况和水力工况平衡一般地说供热、空调的管网都是闭路循环的管网，其水力工况是指系统各点的压力，各管段的流量、压差。

After a simple retrospect of the development and application of the heat pipe, the working elements and the history and the actual state of the investigation inside the thermosyphon, a numerical model based on the previous experimental and theoretical studies is developed to simulate and analyze the process of the flowage and heat transfer in the condensator of the two-phase closed thermosyphon.

本文首先简单回顾了热管的发展及应用情况，介绍了热虹吸管的工作机理及其内部凝结换热的研究历史和发展现状，然后在前人实验和理论研究的基础上提出了本文的研究方向，建立了一个数学模型，对两相闭式热虹吸管冷凝段的流动和传热过程进行了数值模拟和理论分析。

Loop to ligate the appendical root or double titanium clips clipping,23 cases were directly used laparoscopic appendectomy to knot the appendical root,15 cases were used the interrupted suture appendectomy stump and fibrin glue coverage,9 cases of appendical remnant tissue were removed,covered with fibrin glue and placed silica drainge tube.

loop阑尾根部双重套扎或双重钛夹夹闭46例，直接腹腔镜下丝线打结阑尾根部23例，间断缝合阑尾残端加医用生物蛋白胶覆盖15例，清除阑尾残余组织加医用生物蛋白胶覆盖残端，放置硅胶引流管9例。

Methods:Ninetythree patients with root gangrenous perforative appendicitis were treated with laparoscopic appendectomy from Jun.2002 to Dec.2007,and the clinic data were summarized.When dealing with the appendical root,46 cases were used double Endoloop to ligate the appendical root or double titanium clips clipping,23 cases were directly used laparoscopic appendectomy to knot the appendical root,15 cases were used the interrupted suture appendectomy stump and fibrin glue coverage,9 cases of appendical remnant tissue were removed,covered with fibrin glue and placed silica drainge tube.

总结2002年1月至2007年12月应用LA治疗93例坏疽、化脓性阑尾炎合并穿孔患者的临床资料，术中处理阑尾根部时，使用 Endoloop阑尾根部双重套扎或双重钛夹夹闭46例，直接腹腔镜下丝线打结阑尾根部23例，间断缝合阑尾残端加医用生物蛋白胶覆盖15例，清除阑尾残余组织加医用生物蛋白胶覆盖残端，放置硅胶引流管9例。

In the interior doors and Windows of stricts arterious, the installation from a few root irfpa electrothermic pipe and fan-made up of baking.

在门窗严闭的室内，安装由数根红外电热管和风机组成的烘纸装置。

Shut up,he said. Mind your own business. You don't know nothin about it.

"闭嘴！"他说，"管好你自己的事儿吧，你根本什么都不明白！"

Intention Appraise posting thorax obturate elicit treated virulent thorax seeper curative effect,and general thorax pump centesis compare.

目的 评价置管胸腔闭式引流治疗恶性胸腔积液的疗效，并与常规胸腔穿刺抽液术比较。

The one-pipe vertical crossing system has better com-prehensive performance.

对新建供热住宅，应等同推行双管闭环系统和单管垂直跨越式系统。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。