color contrast,colour contrast是什么意思

用法例句

The result show that in the presence of surface active agent SDS and in the H2SO4 medium,the fading reaction has high sensitivity,and the molar absorptivities was 4.

研究了表面活性剂十二烷基磺酸钠(SDS)存在下,锰(Ⅶ)氧化胭脂红的褪色反应。

The fading reaction of CPA-mA with Cr 2O 2- 7 was studied.

研究了偶氮氯膦mA与铬 (VI)褪色反应的影响因素。

The fading reaction of Periodate-p-Acetylcarboxylazo with Cr2O72- was studied and a new spectropho-tometric method for determining trace Cr (VI) was developed.

研究了对乙酰基偶氮羧与Cr_2O_7~(2-)的褪色反应,建立了一种新的测定痕量Cr(Ⅵ)的光度方法,发现其在高氯酸介质中具有高灵敏的褪色反应,摩尔吸光系数达到3。

Synthesis of 8-(8-quinolylazo)-5-aminoquinoline and its color reaction with cobalt(Ⅱ);

8-(8-喹啉偶氮)-5-氨基喹啉的合成及其与钴(Ⅱ)显色反应

Synthesis of a new reagent 1-(4-Nitrophenyl)-3-(5-Methypyridyl)-Triazene and its color reaction with cadmium;

1-(4-硝基苯)-3-(3-甲基吡啶)三氮烯的合成及其与镉的显色反应

Synthesis of the new reagent 1-azobenzene-3-(3-nitro-5-chloro-2-pyridyl) triazene and its color reaction with zinc;

1-偶氮苯-3-(3-硝基-5-氯-2-吡啶)三氮烯的合成及其与锌的显色反应

Study on the colour reaction of a new reagent 1-(4-nitrophenyl)-3-(6-methbenz-thiazol)-thiazene with cadmium(Ⅱ);

1-(4-硝基苯基)-3-(6-甲基-2-苯并噻唑)三氮烯的合成及其与镉(Ⅱ)的显色反应

Synthesis of 8-aminoquinoline-5-azo derivatives and their colour reaction with cobalt;

8-氨基喹啉5-位偶氮衍生物的合成及其与钴的显色反应研究

Study on the Colour Reaction of Fe(Ⅲ) with a new Colour Reagent 8 Quinine Azo Quercetin;

新显色剂8-喹啉偶氮槲皮素的合成及其与Fe(Ⅲ)显色反应的研究