论文部分内容阅读
1 小组概况小组概况见表1。2 选题理由钢骨架塑料复合管道的连接方式主要有电熔连接和法兰连接2种（图1），其中电熔连接是一种重要的连接方式，是将管材插入电熔套筒（以下简称“电熔”）内通电焊接，焊接质量直接影响管道的施工质量。
提高复合管电熔焊接合格率
【摘 要】
：
1 小组概况小组概况见表1。2 选题理由钢骨架塑料复合管道的连接方式主要有电熔连接和法兰连接2种（图1），其中电熔连接是一种重要的连接方式，是将管材插入电熔套筒（以下简称“电熔
【机 构】
：
大庆油田昆仑集团有限公司管业分公司复合管QC小组,黑龙江大庆,163311
【出 处】
：
石油工业技术监督
【发表日期】
：
2011年11期
其他文献
Polythiophene/WO3 (PTP/WO3) organic-inorganic hybrids were synthesized by an in situ chemical oxidative polymerization method,and characterized by X-ray diffrac
On the Tibetan Plateau,the alpine meadow is the most widespread vegetation type.The alpine meadow has a low biological productivity and low vegetation coverage
For a low permeability single coal seam prone to gas outbursts,pre-drainage of gas is difficult and inefficient,seriously restricting the safety and efficiency
文章简述了光面爆破技术的特点及适用范围,并基于多年的隧道施工经验,对光面爆破施工技术进行了研究,以抛砖引玉。
In this paper, the characteristics and application sc
Diurnal Variations of Summer Precipitation in the Beijing Area and the Possible Effect of Topography
The present study examined the diurnal variations of summer precipitation in the Beijing area by using subdaily precipitation and wind observations.A combined e
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7
Based on the final analyses data (FNL) of the Global Forecasting System of the NCEP and the observational radiosonde data,the evolution mechanism of an eastward
A moist thermodynamic advection parameter,defined as an absolute value of the dot product of horizontal gradients of three-dimensional potential temperature adv
“十一五”期间，中共云南省江城哈尼族彝族自治县委、县政府充分发挥江城“一县邻三国”的沿边区位优势，建设云南省普洱市面向越南、老挝开放的前沿阵地，集全县之力，千方百计推进
Evolution of the Total Lightning Activity in a Leading-Line and Trailing Stratiform Mesoscale Convec
Data from the Beijing SAFIR 3000 lightning detection system and Doppler radar provided some insights into the three-dimensional lightning structure and evolutio