The technological process and basic physical indexes of water soluble polyester sizing agent in experiment preparation are introduced. Its chemical structure characteristics are certified.
介绍了试验室制备水溶性聚酯浆料的工艺过程及其基本物理指标，并验证了其化学结构特征。
This paper introduces the physical and chemical characteristics of supercritical water, and its use of cellulose hydrolysis, supercritical water oxidation and superfine granulation.
介绍了超临界水的物理化学性质以及它在纤维素水解、废水处理和超细造粒等方面的作用。
Phosphorus exchange processes between the sediment and water are directly associated with the physical and chemical characteristics of the sediment itself.
沉积物-水界面的磷交换过程与沉积物本身的物理化学特征直接相关。
A study was conducted on the physical and chemical characteristics of coatings and mechanism of nutrient slow release of water-absorbent coated urea (WACU).
本文中作者对研发的一种保水缓释包膜尿素肥料的包膜物理化学特征，养分缓释机制进行了研究。
This paper reviews advances in the research on soil spatial variability, including soil water characteristics, soil physical properties, chemical properties and heavy metal, etc.
本文主要综述了土壤空间变异研究的进展，包括土壤水分特征及状态参数、物理性质、化学性质、重金属及其它元素的空间变异研究。
This paper summarizes the key techniques in developing raw water hydraulic valves based on the physical and chemical characteristics of raw water.
针对海、淡水介质的特点，总结了研制海、淡水液压阀的关键技术问题，分析了其气蚀的特点，并提出相应的预防措施。
Physical and chemical simulation methods were used to investigate the intelligent characteristics of water shutoff agents.
采用物理模拟和化学模拟方法研究了油田堵剂的智能作用。
This research contributes to the study of ethanol-water cluster structures and their physical and chemical characteristics.
上述结果可为进一步研究乙醇-水溶液中团簇分子的结构及其物理和化学性质提供理论和实验依据。
This research contributes to the study of ethanol-water cluster structures and their physical and chemical characteristics.
上述结果可为进一步研究乙醇-水溶液中团簇分子的结构及其物理和化学性质提供理论和实验依据。
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