查询词典 nitrate

NO3(superscript -) is deoxidized into NO2(superscript -) by nitrate reductase.

在硝酸还原酶的作用下，硝酸盐被还原为亚硝酸盐。

NO3- is deoxidized into NO2- by nitrate reductase.

在硝酸还原酶的作用下，硝酸盐被还原为亚硝酸盐。

Nitrate could be deoxidized into nitrite by some bacteria.

有害细菌将硝酸盐还原成亚硝酸盐。

KENT PRO-AMMONIA DETOX detoxifies elevated levels of ammonia, nitrite and nitrate in freshwater and marine aquariums.

肯特 PRO-AMMONIA DETOX 减少氨、亚硝酸盐、淡水和海洋供水族箱硝酸盐的水准升高。

H-acid is proposed as a self-coupling diazotizing reagent for the determination of nitrite and nitrate.

本文研究了NO_2~-与 H-酸的重氮盐自偶联反应，提出了一个灵敏的分光光度法，用于测定钢件磷化液中的NO_3，结果满意。

In order to improve nitrogen use efficiency and to reduce environmental pollution from excessive nitrogen application, soil nitrate-N content and accumulation in intercropped legume-maize under 0 and 225kghm^(-2) application were investigated in the Hexi Corridor of Gansu Province.

为提高氮肥利用效率，减少过量施用氮肥对环境造成的污染，本文以甘肃省河西灌区为试验地点，在0和225kghm^(-2)氮水平下，探讨了蚕豆、豌豆、大豆3种豆科作物与玉米间作对土壤硝态氮累积和分布的影响。

Excess nitrate can be leached into surface waters and groundwaters, causing pollution.

过量的硝酸盐渗入地面水和地下水，会造成污染。

Soil nitrate leaching not only causes the loss of fertilizer, but also brings about serious environmental problems.

土壤硝态氮的淋失不但造成肥料的损失，而且产生严重的环境问题。

Cherry shrimp are highly prone to nitrate poisoning and they need good water to maintain good health and molting.

樱花虾是极易受硝酸盐中毒，他们需要良好的水来维持身体健康和蜕皮。

Crystal Red shrimp are HIGHLY prone to nitrate poisoning and they need good water to maintain good health and molting.

红水晶虾是极易受硝酸盐中毒，他们需要良好的水来维持身体健康和蜕皮。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。