Through the corrosion dent pile weld test on line pipe, hardness and distance from weld fine crystal position to sample back is applied to predict HIC and arc burn.
通过对管线钢管腐蚀坑堆焊工艺试验，采用测量焊缝金相细晶区位置到试样背面的距离和硬度值，来预测是否有烧穿和氢致裂纹产生，从而选择合理的管道腐蚀坑堆焊工艺参数，并对管道腐蚀坑焊接补板的焊缝距离提出了技术要求。
Resistance to HIC of High Grade Pipeline Steels; 2. Through the corrosion dent pile weld test on line pipe, hardness and distance from weld fine crystal position to sample back is applied to predict HIC and arc burn.
通过对管线钢管腐蚀坑堆焊工艺试验，采用测量焊缝金相细晶区位置到试样背面的距离和硬度值，来预测是否有烧穿和氢致裂纹产生，从而选择合理的管道腐蚀坑堆焊工艺参数，并对管道腐蚀坑焊接补板的焊缝距离提出了技术要求。
It analyzes problems that may occur in the process of Charpy impact test of pipeline steel combining with steel pipe specification through sampling, sample machining, testing equipment and testing process, and proposes a few suggestions upon testing temperature control and operating process.
结合管线钢管标准规范，分别从取样、试样加工、试验设备及试验过程等方面分析了管线钢管夏比冲击试验中可能出现的问题，并针对试验温度控制和操作过程提出了几点建议。
Expansion bolt expansion pipe: sample processing.
膨胀螺栓膨胀管：来样加工生产。
Methods Blood collection pipe, blood sample pipe and blood transfusion pipe were united by means of three-way pipe. Different venipuncture needles could be selected by means of different connectors. Plastic clips and connectors were used to cut off and connect pipes. It was also equipped with pipe warming apparatus, manual pipe seal apparatus and newest venipuncture needles.
以三通方式将采血管路、血样本管路、输血管路组合为一体，以管路连接头方式选择不同静脉穿刺针，管路以塑料夹隔断，塑料接头连接，配装管路加温、手工管路封闭设备及最新型静脉留置针。
An experimental analysis was made of the chemical composition, mechanical performance, metallographic structure, and fracture appearance of the sample of the vertically-cracked rifled connection of NC50 double-shouldered drill pipe.
对钻杆泄漏事故进行了调查研究，对纵向开裂的双台肩NC50钻杆内螺纹接头样品的化学成分、机械性能、金相组织和断口形貌进行了全面试验分析，对钻杆在井下的工作条件和受力状况进行了分析研究，认为接头纵向开裂的原因主要是钻杆接头在斜井段与井壁或套管相摩产生摩擦裂纹所致。
Tensile test shall be carried out on one pipe sample representing each inspection lot.
每批拉伸实验只要挑选1个样品钢管进行即可。
Tensile test shall be carried out on one pipe sample representing each inspection lot. But not less than one pipe sample representing each heat test.
每批检验品只抽一个钢管代表整批的来做张力测试，但是至少有一个以上样品代表整批做热度测试。
Jieyang City, Guangdong Province Shunxing Tatsu stainless steel pipe factory, is a production, research and development, sales and customers to sample our sample developed by the open mold, the production of stainless steel in one large-scale professional production enterprises.
广东省揭阳市顺兴达不锈钢制管厂，是一家生产、研发、销售和客户来样我方按样品研制、开模、生产于一体的大型不锈钢专业生产企业。
It pointes out three main reasons of produced tolerance are preparation and machining of sample, temperature control and tolerance of system itself after the tolerance occurred during Sharp impact of spiral welded pipe.
通过对螺旋焊管夏比冲击试验过程中产生的误差进行分析，指出误差产生的三个主要原因：①试样的制备；②温度的控制；③系统本身误差。
The sample of red copper glaze was imitated in pipe furnace under the reduction atmosphere offered by self-making CO reaction furnace.
用自制一氧化碳发生炉提供的还原气氛，在管式炉中仿制了铜红釉试片。
Dust sample in blast pipe was collected when centralized air ventilation system was off, the total content of the bacterium and fungus was examined.
集中空调关闭期间，采集集中空调通风系统送风管内的积尘样品，检测其细菌总数、真菌总数；
When sampling, the speed of sample gas is similar to the actural pipe gas by controlling the sample gas flow. AERODYNAMICS ANALYSIS OF SELF-SUCTION TYPE ISOVELOCITY FLY ASH SAMPLING GUN
取样时通过控制采样流量，使样气流速模拟取样点管道中煤气流速达到等速取样的条件。自吸式飞灰等速取样枪的气体动力学分析
Take full account of the preparation of standard test sample, set of device parameters, temperature and other details on the polyethylene pipe specimen, constant strain rate tensile, creep test and relaxation test are accomplish.
充分考虑标准试验试样制备、设备参数设置、温度调节等细节，对聚乙烯管试样进行等速率拉伸、蠕变、松弛试验，通过合理的试验处理得到真实应力应变曲线以及力学性能参数。
The effects of current velocity, sample volume, length and inside diameter of reaction pipe and shape on the dispersion of flow injection analysis system were in detail discussed in this paper.
本文详细地探讨和研究了载流速度、进样体积、反应管长度、内径与形状等因素对分散度的影响。
Include sample room, control the position of embedded pipe and wire in the wall, moisture content control and the use of boundary agent.
包括建立样板间，墙内管线位置控制，含水率控制，界面剂使用等。
The sample should be collected in the same manner that is used to obtain a sample for dissolved oxygen i. e. by using a submerged tube or pipe inlet.
用与分析溶解氧同样的取样方法，即用一根浸没水中的管子或插入导管排除空气泡。
It describes testing principle, method of wheel type probe automatic ultrasonic test on welded to ERW pipe and its probe layout and echo selection, gate set up, comparing test sample preparing and man made defects selection method.
主要介绍了ERW钢管焊缝轮式探头自动超声波检测原理、方法及其探头的布置与声程选择、闸门的设置与调节、对比试块制作与人工缺陷选择方法。
Filming device of NDT standard sample pipe
NDT标准样管覆膜装置
An Electrical Discharge Machining (EDM) machine for steel pipe's sample grooves was designed to satisfy for being carried in hand.
为满足设备小型化、便于携带的要求，设计了钢管电火花刻槽机。