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- heating and acid treatment 加热与酸改性
- TiB_2 nano-powders were prepared by ball milling and acid treatment. 利用球磨和酸洗方法制备出粒径均匀的TiB_2纳米粉,对纳米化机理的研究发现:其与Ti的吸氢性和TiB_2的层状结构有关。
- With NaCl as activator,15% H2SO4 as modifier,the phosphorus removing agent AFA was prepared by the fly ash which modified with activation at high temperature and acid treatment. 以NaCl为活化剂,15%25H2SO4为改性剂,采取高温活化后再进行酸处理的方式对粉煤灰进行改性,制备深度除磷剂AFA。
- Viscoelastic surfactants(VES) technology has been widely utilized in fracturing and acid treatment of carbonate reservoir and acid treatment of sandstone. 粘弹性表面活性剂(VES)技术已在碳酸盐岩油气藏压裂、酸化中得到成功的应用,同样VES技术可应用于砂岩酸化。
- Through acid treatment test and acid treatment adding complex test,the chemical bleaching to natural zeolite was studied. The change of crystal structure of zeolite after bleaching was determined and analyzed. 以单一酸处理和加络合剂酸处理两种方法 ,研究了天然沸石的化学增白 ,并对增白后沸石矿物晶体结构的变化进行了测试与分析。
- To obtain good fracturing and acidizing treatment,it is important to select appropriate working wells. 要获得好的压裂酸化增产效果,选择合适的施工井是很重要的。
- So we find that hardening operation is made up of heating and quenching. 因此我们发现淬火工序包括加热和淬硬两个步骤。
- The results indicate that the modification by heating and acids could not significantly increase the adsorption capacity of the modified stellerite for ammonia nitrogen. 结果表明,加热改性与无机酸改性不能显著提高沸石对氨氮的吸附量。
- Water is changed into steam by heat and into ice by cold. 水加热则成为蒸汽,冷却则成为冰。
- Carbohydrates provide our bodies with heat and energy. 碳水化合物给我们的身体提供热量和能量。
- Steel is tempered by heating and then cooling it. 钢是通过先加热后冷却来回火的。
- Adopted quick heat and long life ceramic heater. 采用快速升温及长寿命陶瓷发热芯。
- The sun transmits heat and light. 太阳传播热和光。
- Sliced bread heated and browned. 烤面包片被加热并变成棕黄色的面包片
- It has central heating and a base room. 房子里有暖气设备和地下室。
- The problems of air pollution and acid rain are likely to worsen. 空气污染和酸雨的问题可能会更加严重。
- Heat and light are given us by the sun . 太阳给我们热和光。
- Turn down your central heating and put on a coat. 调低中央暖气,穿上外套。
- The Application of Mechanics Analysis of Pipe String in Fracturing and Acid Treatment Optimum Design Method 力学分析在压裂酸化管柱优化设计中的应用
- This material will repel heat and moisture. 这种材料能防热防潮。