根据试验结果,确定了标准砂的临界状态线及临界状态参数。
Then, the critical state lines are provided based on the test results of different stress paths.
中国ISO标准砂是等同采用国际标准检验水泥强度的法定基准材料,是国家专营专控的战略性物资。
Ltd. is the only enterprise designated by Chinese government to produce and sell China ISO Standard Sand.
硅酸钠水玻璃在液相中的比例约为70%,且标准砂占固相的比例为70%左右时,可制得力学性能良好的矿物聚合材料。
High performance mineral polymer can be prepared while the content of sodium silicate in the alkaline liquid and the standard sand in the solid materials are both kept around 70%.
采用磁选分离法+稀酸浸泡法联合处理后,使该地石英砂的化学成分达到了优质的生产平板玻璃用硅质原料的国家标准。
The chemical contents in the sand quartz has reached national standards of silicon raw material for plate glass production after combined treating by magnetic separation plus diluted acid dipping.
对干法再生出来的树脂再生砂进行制芯的工艺实验,实验标准按照生产上的要求来实行。
The technological experiment of reclaimed resin bounded sand produced through dry reclamation is made, the way of which is standard.
参照水泥标准测其各龄期的胶砂强度;
Strengths of fly ash cement were tested according to the cement standard.
所切试片断面形状规整,无须再经任何预处理,即可在与之配套的树脂砂带打磨机上抛光成型,制成标准检测试片。
The test slice has regular shape. It can be polished with the polish machine to become a standard test slice.
结果表明:(1)高钙灰的掺入改善了胶砂的工作性,降低了标准稠度用水量,延缓了胶材的初终凝时间;
The results show: (1) with high calcium mixing, concrete workability was modified, the water quantity needed for standard consistence decreased, initial and final setting time increased;
并建议尽快制定玻璃钢夹砂管的管材标准、设计规范、施工规程以及质量验收标准。
It is suggested that the technical standards, the design specifications, the job specifications, and the quality requirements, be worked out as soon as possible.
针对彩色沥青瓦彩砂标准的制定,参考国外资料并结合实际的生产经验,分析了彩砂在沥青瓦上应用应具备的质量要求。
In development of standard for color sands of colored asphalt shingle, requirements for the color sands were proposed in the light of production experience and overseas relevant information.
以标准石英砂为载体,由酚醛树脂、无机粘土为主要成分制备出有机-无机复合防砂固砂剂。
A new kind of sand condensate was prepared using bakelite and inorganic clay as main ingredients with standard quartz sand as carrier.
分有立式砂泵和卧式砂泵。本产品由原地矿部唯一指定企业生产,执行行业标准。
This product is the only designated former Ministry of Geology and Mineral production, the implementation of industry standards.
本工艺标准适用于工业和民用建筑中粘土、粉质粘土及含少量砂、石粘土层,且地下水位低的人工成孔灌注桩工程。
This technology is applicable to industrial and civil construction clay, silty clay and containing a small amount of sand, stone clay, and low groundwater levels Artificial hole pile works.
本标准适用于水泥胶砂流动度的测定。
This standard is applicable to the test for fluidity of cement mortar.
同时,建立了工区深气层出砂指数、斯伦贝尔比和临界生产压差等参数的临界出砂判别标准。
Meanwhile, a sand discriminant criteria specific for area deep gas reservoir is established on the basis of sand index, the critical production bell Aaron and the critical pressure parameters.
将再选全尾矿与水泥及当地建筑砂配合,可制备出强度达到MU10标准的尾矿免烧砖。
The total tailings of re-concentration, when mixed with cement and local construction-use sand, can be made into MU10 unfired bricks.
在大量管井施工及运行调查的基础上,提出了我国新的供水管井井水含砂量标准。
Current situation of well Water sand content standards inside and outside China is outlined here and some differences and arguments for this issue are studied. Based on the great amount o...
本标准规定了水泥胶砂流动度测定方法的原理、仪器和设备、试验条件及材料、试验方法、结果与计算。
This standard specifies the theory, instruments & equipments, test conditions & materials, test methods, results and calculation of the test method for fluidity of cement mortar.
锆英砂标准的起草工作进展如何,标准的制定能否缓解中国市场锆砂供应的紧张?
How will the drafting of zircon sand standard evolve? Whether will the standard ease the tight supply of zircon sand to China?
滤砂器是根据不同技术标准筛选不同粒度的石英砂、油井水泥、添加剂和水按配比加工压制的。
The center pipe is machined from 64mm tubing, and the sand filter is made from silica sand, cement, additive.
滤砂器是根据不同技术标准筛选不同粒度的石英砂、油井水泥、添加剂和水按配比加工压制的。
The center pipe is machined from 64mm tubing, and the sand filter is made from silica sand, cement, additive.
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