2) soil amendments
土壤添加剂
1.
A summary of the progresses in study, especially in the study of control with chemicals,bio-control agents and soil amendments,made recently and an analysis of problems with the study of Bacterial wilt control are presented in this paper.
总结与分析了青枯病防治的研究进展,包括化学防治、生物防治和土壤添加剂防治。
4) soil stabilizer additive
土壤稳定剂添加剂
5) Rare earth additive
稀土添加剂
1.
A rare earth additive in preparing color stainless steel was developed in our laboratory .
在不锈钢化学着色中 ,我们开发了稀土添加剂。
2.
The paper describes the research on effect of rare earth additive on structure, physical property and impurity removal of low oxygen bright copper bars produced by continuous casting and rolling, and gives analysis and discussion on function and results of applying rare earth additive in continuous casting and rolling of copper bar.
研究了稀土添加剂对连铸连轧低氧光亮铜杆的组织结构、物理性能及杂质脱除的影响 ,分析讨论了稀土添加剂在连铸连轧铜杆中的作用及其应用的效
3.
Effects of rare earth additives on iron eledrodeposition have been investigattd.
研究了稀土添加剂在镀铁中的作用,结果表明:镀铁液中加入稀土添加剂可以提高铁镀层的沉积速度、硬度和耐酸蚀能力,增强镀液的抗氧化能力。
6) rare-earth additive
稀土添加剂
1.
By mixing the pitch into blending coal,and mixing the active catalysts such as trace boride and rare-earth additive etc.
通过在40 kg试验焦炉的配合煤中加入沥青,特别是加入微量硼化物、稀土添加剂等活性催化剂的试验,初步证实加入活性催化剂可以明显提高焦炭强度。
2.
The current efficientcy of chromium plating solution can be increased by adding appropriate amount of rare-earth additives.
有选择地向普通镀铬溶液中加入一定量的稀土添加剂,能提高电镀时的电流效率,并使其分散能力和覆盖能力得到一定的改善。
补充资料:催化剂添加剂
分子式:
CAS号:
性质:多组分催化剂中,除主催化剂和共催化剂外,还添加各种助催化剂(其中有结构、电子、晶格缺陷及扩散等助催化剂),目的是提高主催化剂的活性、选择性,改善催化剂的耐热性、抗毒性、机械强度和寿命等性能。添加的这些组分称为催化剂添加剂。
CAS号:
性质:多组分催化剂中,除主催化剂和共催化剂外,还添加各种助催化剂(其中有结构、电子、晶格缺陷及扩散等助催化剂),目的是提高主催化剂的活性、选择性,改善催化剂的耐热性、抗毒性、机械强度和寿命等性能。添加的这些组分称为催化剂添加剂。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条