辅以少量增孔助剂，对砂孔进行固结试验。 在固化剂和扩孔剂用量范围内，利用正交试验优化固砂剂组成。
Within the dose range of curing agent and enlargement agent , the composition of sand consolidation agent is optimized by using quadrature test .
在对固砂剂和扩孔剂用量范围进行初步确定的基础上，筛选了以CA—CC和BS—BZ为原料的两种固砂剂组成。
On basis of establishing the dosage range of sand-consolidation agents and porosity-increasing agents, CA-CC and BS-BZ as the main components of two sand-consolidation agents were selected.
通过冲孔、扩孔、扩展、压扁、成型、模锻和机械技工操作生产定制管。
We provide custom tube fabrication utilizing piercing, flaring, expanding, flattening, forming, swaging and machining operations.
在研制锚杆机械扩孔器的基础上，进行了扩体型锚杆的工艺试验和抗拔试验研究。
The technological and uplift tests of underreamed anchors are carried out based on the development of mechanical underreamed devices of anchorage.
本文采用BET和SEM等方法研究了乌洛托品和尿素两种扩孔剂对汽车尾气净化催化剂载体性能的影响。
BET and SEM techniques were used to study the influence of pore expanding agents (urotropine and urea) on properties of the carriers for automotive catalysts.
提出了合理爆扩参数、爆扩孔装填结构、爆扩方式、安全控制等同步爆扩法处理高速公路液化土地基的关键技术和实施方法。
The key technology and optimum constructing method treating the liquefied soil foundation such as reasonable parameters, charging structure, blast-enlargement mode, and safety control were proposed.
扩孔加大了环空间隙，固井后水泥环厚度和强度增大，可以延长侧钻小井眼油井寿命。
The annular clearance was also enlarged, thus the thickness and strength of the cement sheath was increased, and the oil well life of the sidetracked slim hole was also prolonged.
本文介绍了采用大直径多柱式基础的日本大鸣门桥和横滨港横断桥基础的结构和施工方法，提出了比较新颖的扩孔方案。
The big-diameter multi-pile foundations were applied by the Darmngmen Bridge and the transverse bridge at Hengbin Port in Japan.
高压水射流扩孔为提高低透气性煤层的瓦斯抽放效果和扩大防突措施的效果提供了一个可行的技术途径。
The hole enlargement by high - pressure water jet provided a feasible technical way for raising gas drainage effect from coal seam in low permeability and improving the effect of outburst pre...
宝钢高扩孔用热轧酸洗钢带是采用先进的控轧控冷技术生产的具有高的扩孔率、优良的成形性能和焊接性能。
Using advanced TMCP technology, Baosteel's hot-rolled pickled strip for high hole expansion has high expansion rate and excellent forming and welding properties.
所述成型扩孔剂为碱式碳酸铜锌和氢氧化铝的混合物，所述铜基催化剂包含铜、锌、铝的氧化物。
The forming expanding agent is a mixture of basic cupric zinc carbonate and aluminum hydroxide, and the copper-based catalyst comprises oxides of cupric, zinc and aluminous.
分别采用扩孔剂法和水热处理法对氧化铝载体进行处理，考察不同扩孔方法对氧化铝载体孔结构的影响。
Alumina support was treated by adding pore-enlarging additives and hydrothermal treatment respectively to study the effects of various pore-enlarging methods on the pore structure of alumina.
所述成型扩孔剂能够提高铜基催化剂的孔径、活性和热稳定性。
The aperture of the copper-based catalyst can be increased, the activity and the thermal stability of the copper-based catalyst can be improved by the forming expanding agent.
独特的活化剂成分解决了着色前需单独扩孔活化的弊病，有利于封孔和电泳。
Unique activator enable easy coloring and effective sealing. Produce better result with lacquering.
独特的活化剂成分解决了着色前需单独扩孔活化的弊病，有利于封孔和电泳。
Unique activator enable easy coloring and effective sealing. Produce better result with lacquering.
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