Because of good mechanical performance, concrete-filled steel tube structures have been used for hundreds years in civil engineering.
由于良好的力学性能，钢管混凝土结构在土木工程中的应用已有上百年历史。
Thee heat exchange tube of the stainless steel is one of the elements of the heat exchanger, which is arranged inside the cylinder and is used for the heat exchange between the two medium.
不锈钢换热管是换热管是换热器的元件之一，置于筒体之内，用于两介质之间热量的交换。
The recuperator tube of ammonia condenser on a factory was made of 316l stainless steel and pitted after used for only one year.
某公司的立式氨冷凝器波纹换热管采用316L不锈钢制造，使用1年后陆续发生腐蚀穿孔现象。
For the magnetic leakage flux system for steel tube flaw online inspection, normally multi-sensor technique is used to ensure the detecting speed and sensibility.
钢管在线漏磁检测中为保证检测的速度及灵敏度，一般采用多路传感器检测技术。
They are fitted fly saw of high-frequency welding tube sets, used for cutting steel tubes and Hollow steel window and door profiles continuously.
锯片安装在高频焊管机组的飞锯上适合连续切割钢管以及建筑用空腹钢门窗。
Base on the analysis of reason for differential settlement of certain building, the micro steel tube piles are used to consolidate it, and the result is fine.
通过对某建筑物不均匀沉降原因的分析，采用微型钢管桩进行桩基础加固，效果较好。
The present paper described the high strength thin wall tube steel used for oil transferring in the exfremety cold region.
本文介绍了寒冷地区用高强度薄壁地面输油管用钢。
USES: used for cutting high hardness granite, marble, concrete timber PVC tube brick Angle steel rebar and other kinds of materials.
用途：用于切割高硬度花岗岩、大理石，钢筋混凝土木材PV C管件砖头角钢螺纹钢等各类材料。
Causes responsible for bore polygonning of steel tube which appears as a defect during sizing and reducing are analyzed and common-used control methods therefor described.
简介了钢管定减径时内多边形缺陷产生的原因及其一般的控制方法。
A shaping machine which is used for processing the framework material comprises a frame, a powerplant, a steel tube clamp fastener, and a clamping transmission device.
一种加工骨架材料的成形机，包括机架、动力装置、钢管夹持器、夹持传动装置。
Disclosed is base steel composite material used for the top of a seamless pipe machine and the preparation method thereof, belonging to the application field of metal tube mills.
一种无缝钢管机顶头用的钢基复合材料及其制备方法，属于金属管轧机的应用领域。
The remake scheme used TP304 stainless steel spirally indented tube for cooling tube was determined.
确定了以TP304不锈钢螺纹管为冷却管的改造方案。
Scanning Electronic Microscope(SEM)and EDAX were used to analyze the surface defect of mandril for hot rolling steel tube. Appearance and growth of the surface defect were investigated and discussed.
采用扫描电镜及能谱分析对热轧管用失效芯棒的表面缺陷进行分析，探讨了芯棒表面缺陷的产生原因和长大机理。
This device is used for treating shortsightedness, and consists of an irradiating head, a body and a tail, all the three parts are assembled within a stainless steel tube.
本发明涉及一种治疗近视眼的生命信息波谱治疗装置及其使用方法，该装置由组装在不锈钢圆筒形外壳内的照射头部、体部和尾部三部分组成。
This device is used for treating shortsightedness, and consists of an irradiating head, a body and a tail, all the three parts are assembled within a stainless steel tube.
本发明涉及一种治疗近视眼的生命信息波谱治疗装置及其使用方法，该装置由组装在不锈钢圆筒形外壳内的照射头部、体部和尾部三部分组成。
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