single element是什么意思

用法例句

Effect of single element on formation of weld of mild steel made with A-TIG;

单质对低碳钢A-TIG焊焊缝成形的影响

Studies on the catalytic activity of iodine in ester synthesis;

单质碘对酯合成反应的催化活性研究

Butyraldehyde glycol acetal was synthesized from butyraldehyde and glycol by using iodine as catalyst.

以单质碘为催化剂,通过丁醛和乙二醇反应合成了丁醛乙二醇缩醛。

The method is based on fluorescence quenching of Rhodamine B by reaction of Cr(VI) with potassium iodide giving iodine(I2).

基于六价铬与碘化钾反应生成了单质碘,碘可以使罗丹明B发生荧光猝灭,从而间接测定六价铬的含量。

The authors of the present paper summarize the basic theory of sonoeletrochemistry and the latest development in the synthesis of nanoscale metal element and nanoscale chalcogenide semiconductor.

该文从超声电化学原理与特点出发,总结近年来用超声电化学法合成纳米金属单质与纳米金属硫族半导体材料的研究进展。

It has been discovered and demonstrated, via scanning electron microscope examination on 6 samples of broken glasses, that one important cause for the spontaneous breakage in tempered glass occurs as a result of the single-phase polycrystalline silicon particles, rather than simply the nickel sulfide (NiS) particles that are commonly recognized to be the main cause for the spontaneous breakage.

通过对 6 块玻璃自爆残片的电镜观察和成分分析,发现并证明了引起钢化玻璃自爆的主要原因不仅仅是传统认识中的硫化镍(NiS)微粒,很多情况是由单质硅微粒引起的。