管

Grandma with a child too Elaine said:"A person has two box, a control box to speak do not speak of a pipe box, smart people know when to speak when the words should not ......" and then Elaine She is the possession of her to speak to the lost box.

小时候太奶奶跟爱莲娜说：&一个人有两个匣子，一个管说话的匣子一个管不说话的匣子，聪明的人知道什么时候该说话什么时候不该说话……&而爱莲娜呢，她是把她那个管说话的匣子给弄丢了。

Pipe maker mold factory is specialized in the production pipe mold private businesses, their production of a variety of cold-formed steel pipe molds and dies used a variety of high-quality tool steel manufacturing, processing sophisticated, high hardness, abrasion resistance Good, strong impact, over the years has maintained a provincial / municipal quality products title.

大厂焊管模具厂是一家专业生产焊管模具的私营企业，其生产的各种规格的焊管模具和冷弯型钢模具采用了不同的优质工具钢制造，加工精细，硬度高，耐磨性好，抗冲击能力强，多年来一直保持着省／市优质产品称号。

The methods of chip-breaking in machining pipe thread were researched deeply, which are classified into two categories: the methods acting on tools and adding auxiliary devices for chip-breaking. The principle of work, the technical characteristics, the advantages and disadvantages, and so on were analyzed, compared and summarized, and the following research directions were also pointed out.

摘 要：深入研究了管螺纹加工的断屑方法，将目前管螺纹加工的断屑方法分为两大类——作用于刀具上的方法和增加断屑辅助装置的方法，并对各种方法的工作原理、技术特点及优缺点等进行了全面的分析、比较和总结，指出了管螺纹加工断屑方法仍然存在的问题和下一步的研究方向。

The heat pipe type superhard abrasive tool as one kind of abrasive tool includes one grinding head, one pipe union, one grinding head handle and one water jacket.

一种热管式超硬磨料磨具，属于磨料磨具，该磨具包括磨头(1)、管接头(2)、磨头柄(4)和水套(6)，其中磨头(1)中加工有一锥孔，作为热管工作腔。

Methods 693 eyes in 603 cases with obstructive diseases of lacrmal passage,including obstruction of lacrimal puncta (23 eyes), lacrimal duct (192 eyes), nasolacrimal duct (227 eyes), chronic dacryocystitis (231 eyes), and traumatic laceration of lacrimal canaliculus (20 eyes), were treated by lacrimal plastic operation with Nd∶YAG laster and the therapeutic effects were compared among the groups.

方法采用掺钕钇铝石榴石激光泪道成形术治疗603例(693只眼)阻塞性泪道疾病患者，按泪道阻塞的部位分为泪小点阻塞(23只眼)、泪小管阻塞(192只眼)、鼻泪管阻塞(227只眼)、慢性泪囊炎(231只眼)及外伤性泪小管离断(20只眼)5组，术后定期冲洗泪道，平均随访1.5年，将各组疗效进行对比分析。

Methods Two hundred and forty-six teeth with chronic apical pulpits without previous treatment were selected and randomly divided into 2 groups.

根管消毒是根管治疗的一个重要步骤，药物消毒是目前国内临床根管消毒最为普遍采用的方法。

We have pivotal equipments including 1600 tons and 1200 tons water press,φ3000mm jarring machine, 9m digging machine(2 sets), 2.5m plate shear machine(2 sets),δ30、δ50、δ60 plate roll machine,φ3.4m vertical lathe(2 sets),φ100mm drill press(2 sets), 5×5.5×15m3 backfire furnace, digital flame cutter,γ radial instrument, automatic welding machine for membrane wall, automatic welding machine for tube plate, tube panel bender, hydraulic tube expander, ect.

其中大型、关键设备有1600吨和1200吨水压机、φ3000mm辗环机、9m刨边机（2台）、2.5m剪板机（2台），δ30、δ50、δ60卷板机，φ3.4m立车（2台），φ100mm摇臂钻床（2台），5×5.5×15m3大型回火炉，数控火焰切割机，γ射线仪，膜式壁自动焊机，管板接头自动焊机，管屏成排弯曲机，液压胀管机等，吊装设备最大起吊能力50吨。

Only the best preamp, power and rectifier tubes are chosen to undergo this arduous process.

只有最好的前级管、功率管和整流管才被精选出来接受这个苛刻的处理。

Following the studying of the immersing environment and the characteristic of the Huangpu River immersed tunnel element, the paper designed the twin-barge strategy and two pontoons strategy which will be suitable for the element immersing, besides, a theoretic estimation of the feasibilities of the two strategies is carried out.

分析了黄浦江越江沉管隧道管段的沉放环境和条件，设计了适合大尺度管段沉放的双驳船沉放法和双浮筒沉放法，理论估算了这两种沉放方法的施工可行性。

By using the method of the design of injection mold of PP-R pipes based on Pro/E, an injection mold of DN30 three-way PP-R pipers is tested. The process of the the design of injection mold of PP-R pipes with the method is introduced, and it is proved that the method is feasible.

此外，采用了基于Pro/E的PP-R管件注塑模具辅助设计方法进行了DN30型三通PP-R管件的注塑模具的设计，阐述了此方法设计PP-R管件注塑模具的步骤，验证了所用方法的可行性。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了