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- The mechanism of killing egg for Tilia mongolica includes physical function and chemical function. 椴树杀卵机制有2种,化学作用和物理作用。
- Abstract : Microwave-assisted chemical functionalization of single-walled carbon nanotubes, with undecyl groups decomposed from lauroyl peroxides was reported. 摘要 : 本文报道了微波辅助下,利用过氧化月桂酰分解得到的十一烷基,化学功能化修饰单壁碳纳米管。
- Because it has the character of plastic products not only, and physics, chemical function, prevent ageing ability to rise greatly. 因为它不仅具有塑料制品的特性,而且物理、化学性能、防老化能力大为提高。
- The paper presents the chemical function of zeolite 4A,the silicate,the amorphous silicate,the layered silicate of green phosphorus detergent and its present development. 概述了绿色洗涤剂助剂4A沸石、硅酸盐、无定型硅酸盐、层状硅酸盐等化学性能;研究现状;以及它们的进展.
- The paper presents the chemical function of zeolite 4A, the silicate, the amorphous silicate, the layered silicate of green phosphorus detergent and its present development. 摘要概述了绿色洗涤剂助剂4A沸石、硅酸盐、无定型硅酸盐、层状硅酸盐等化学性能,研究现状,以及它们的进展。
- The interface characteristics of rice/wheat straws after being ground mechanically,such as surface shape,surface chemical function group,surface free energy,and surfical free radicals,were studied. 对比两种原料稻草和麦秸分别经机械粉碎前后其界面特征因子,包括表面形貌、表面化学官能团、表面自由基及表面自由能等的变化。
- Hhydroly-addition method is adopted to manufacture DCPD modified UPR in this text.We studied the influence of DCPD modified UPR to FRP products on mechanical function, physical and chemical function . 本文采用加成水解法工艺生产双环戊二烯(简称DCPD)改性不饱和聚酯树脂(简称UPR),研究了DCPD改性不饱和聚酯树脂对玻璃钢制品的力学性能、物理和化学性能的影响。
- Chemical Functionalization of Carbon Nanotubes 碳纳米管之化学官能作用
- The results showed that choice and compounding ratio of chemical functional group having affinity with polymer and filling was the key to develop the homogenizing-dispersing agent. 结果表明,与大分子及填料亲和性好的化学基团的选择及配比是研制均匀-分散剂的关键。
- By transforming chemical functions (-COOH, -OH) on carbon fiber surface to CF-NCO, which is an effective activating agent in MC nylon 6 polymerization, the nylon 6 was grafted onto carbon fiber surface successfully. 通过CF表面官能团的异氰酸酯化,利用异氰酸酯作为MC尼龙6聚合的活化剂,成功地通过阴离子接枝聚合方法制备了表面接枝尼龙6(PA6)的CF。
- The pub (lactic acid-co-amino acid) copolymers base reactivity for chemical functionalities, amphiphilic structures and controllable degradation, while keeping the favorable characteristics of PLA. 此类共聚物在保持聚乳酸良好生物相容性的基础上,还具有反应活性功能性、亲水亲脂两亲性、降解速度可控性。
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- We are doing a chemical experiment. 我们正在做化学实验。
- My major is the subject of chemical engineering. 我的专业是化学工程学。
- Ammonia is a chemical substance. 氨是种化学物质。
- Functional polymers are macromolecules to which chemically functional groups are attached; they have the potential advantages of small molecules with the same functional groups. 功能性高分子是具有化学功能团的大分子,因此它们有潜力具备与它们有相同功能团小分子的优点。
- A chemical derived from petroleum or natural gas. 石油化学制品从石油或天然气中提炼出的化学产品
- Beware how you handle the toxic chemical. 小心处理有毒的化学药品。
- The chemical can behave as an acid. 这种化学制品能起酸的作用。