| 释义 |
simple substanceＳ短语¹³¹⁶²⁰⁺³
基本例句
单质
化学基本概念
An element is a simple substance that cannot be broken up into anything simpler.
元素是一种单质，它不可能再分成任何更单纯的物质。 tdict
The cause has been explained that white phosphorus was mistaken for a mast stable simple substance.
解释了白磷作为“最稳定单质”的原因。 chemyq
After checking, above problem is caused by high increasing of simple substance carbon in raw material of 57% molybdenum concentrates.
经多种手段检测是其原料57%钼精矿含单质碳量增高所致。 dictall
The paper studied the properties of colloidal silica sol made by simple substance silicon dissolving method.
研究了以单质硅溶解法生产的硅溶胶性能。 chemyq
The results indicate that the content of carbon is about 90%, the degree of graphitization is 66% and the carbon of simple substance phase at the surface is 54%.
结果表明纳米石墨中碳含量为90%左右，石墨化度为66%，表面碳原子以碳单质状态存在的占54%。 cnki |