The drilling fluids viscosity can be increased by adding PAC141, FA-367 or HV-CMC. Also, the viscosity can be increased by adding bentonite in low solid system.
具有极强的抑制防塌能力和良好的性能可控性,可配制无固相和低固相体系,可采用PAC141、FA-367或HV-CMC来提高粘度。
The first thing to think about when designing a solid exception-handling scheme is the abstraction of what I call low-level or system-level exceptions.
在设计可靠的异常处理方案时,要考虑的第一件事情就是对所谓的低级或 系统级异常进行抽象化。
A new low temperature and deepwater slurry system prepared with chemical foaming gas and solid packings, which can reduce the density of the slurry, is introduced.
介绍了一种新型的化学发泡气体充填与固体充填减轻制备的低密度低温深水水泥浆体系,并对其在海洋深水环境下的性能进行了系统的室内评价研究。
MethodsUsing inhibiting tumor experiment, carbon clearance test and MTT method to observe the influences of low molecular N-trimethyl chitosan chloride on the solid tumor and immune system in mice.
方法采用抑瘤实验、碳粒廓清实验、MTT法观察低分子壳聚糖季铵盐对小鼠实体瘤和免疫系统的影响。
The system provides two major functions including measuring noise temperature of low noise devices and calibrating the Excess noise Ratio (ENR) of solid-state noise sources.
该系统主要完成两大类功能:测试低噪声器件的噪声温度和校准固态噪声源的超噪比。
A novel solid residue-free fracture fluid system suitable to middle well temperature was developed for the geological feature of low porosity and low permeability in Jilin Oilfield.
针对吉林油田低孔、低渗的特点,开发了适合中等井温的新型无固相压裂液体系。
Forecasts have given rise to hopes of solid rain throughout much of northern and central parts of the state with a large low pressure system sitting to the west of the coast.
一个大的低气压系统位于西部海岸,由此预计极可能给国家北部与中部的大部分地区带来强降雨。
Forecasts have given rise to hopes of solid rain throughout much of northern and central parts of the state with a large low pressure system sitting to the west of the coast.
一个大的低气压系统位于西部海岸,由此预计极可能给国家北部与中部的大部分地区带来强降雨。
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