nitrate
常见例句
- We need to cut nitrate levels in water.
我们需要降低水中的硝酸盐含量。 - Silver nitrate is a salt.
硝酸银是一种盐类化合物. - Gunpowder is composed of sulfur, carbon, and potassium nitrate.
火药是由硫 、 碳和硝酸钾组成. - We need to cut nitrate levels in water.
我们需要降低水中的硝酸盐含量。 - Silver nitrate is a salt.
硝酸银是一种盐类化合物. - Some commercial laboratories use periodic nitrate tests as guides.
许多商业性的试验室已应用定期的硝态氮分析作为指导. - When molybdenum is deficient, nitrate may accumulate to a toxic level in the plant.
当钼不足时, 硝酸盐会积累在植物中达到毒害的程度. - Objective To introduce a new method to prepare miconazole nitrate cream.
目的介绍一种制备硝酸咪康唑乳膏的新方法. - However, remained organic matter was not enough for the denitrification of nitrogen nitrate.
然而, 有机物过早消耗对硝化后产生的硝酸氮再行反硝化作用不利. - It indicates that lead nitrate and nickel chloride have obvious reproductive toxicity.
提示,硝酸铅、氯化镍有明显的生殖毒性. - Agricultural potassium nitrate and ammonium chloride are produced double decomposition from potassium chloride and ammonium nitrate.
用氯化钾与硝酸铵为原料,采用复分解法生产农用硝酸钾与氯化铵. - The rules of nitrate accumulation in Dian lake drainage area in intensive cultivation are studied.
研究了滇池流域集约化地区设施条件下氮磷化肥对土壤硝酸盐的累积规律. - Self sensitization theory of expanded ammonium nitrate AN is the key point of the present innovation.
膨化硝酸铵自敏化理论是膨化技术发明的核心,它是基于热点理论把微气泡植入硝酸铵炸药中. - Cellulose ether nitrate as novel energetic adhesive for solid propellant was synthesized.
以棉纤维为原料,合成了一种新型推进剂用含能黏合剂纤维素醚硝酸酯. - A two years study indicated that nitrate reductase activity ( NRA ) in vivo sharply decreased after harvest.
两年的试验结果表明,深色晾烟采收晾制后,体内硝酸还原 酶 活性剧烈下降. - And ammonia had effective selectivity for the separation of potassium nitrate.
氨对硝酸钾的选择分离结晶效果较好. - Nitric oxide ( NO ) content in pulmonary tissues was determined using nitrate enzyme reduction method.
同时用硝酸还原酶法测定肺动脉组织一氧化氮 ( NO ) 含量. - The preparation principle, synthetic method and the optimum processing of nickelous hydrazine nitrate is displayed.
介绍了一种络合物起爆药——硝酸肼镍的制备原理 、 合成方法,通过实验确定了最佳工艺条件. - Both groups are working on antimicrobial therapies based on nitrate chemistry.
现在,这两个研究团队都致力开发以硝酸盐化学为基础的抗菌疗法. - D . To use nitrate as electron acceptor in the electron transport chain during respiration.
利用硝酸盐作为呼吸作用中,电子传递链之电子接受者. - Description: Lanthanum Nitrate is soluble in water and moisture in wet air.
说明: 硝酸镧溶于水,在潮湿的空气中易潮解. - Residual heavy metal, nitrate and nitrite don t exceed national standard.
重金属 、 硝酸盐、亚硝酸盐含量均未超过国家标准. - The test items included organic phosphorus, organic chlorine, pyrethroids , dicofol, nitrate and heavy metal plumbum.
检测项目包括有机磷 、 有机氯 、 菊酯、三氯杀螨醇 、 硝酸盐和重金属铅. - To use nitrate as electron donor in the electron transport chain during chemosynthesis.
利用硝酸盐作为化学合成作用中,电子传递链之电子提供者. - The valence of cation combined with nitrate had basically no influence on the nitrate vertical transport.
与硝态氮结合的阳离子价数对硝态氮的垂直运移没有影响. - The contents of zinc nitrate and zinc dihydrogen phosphate thus could be obtained.
按理论方法分别求得磷酸、磷酸二氢锌、硝酸锌的含量. - Weekly testing for ammonia, nitrite, nitrate, turbidity, iodide, and strontium.
每周测试氨氮, 亚硝酸盐, 硝酸盐氮, 浊度, 碘, 锶. - The computer simulation was performed in the potassium nitrate electrolyte solution using molecular dynamics method.
对硝酸钾电解质溶液进行了分子动力学计算机模拟研究. - Under favorable conditions the ammonium ion is converted to nitrate.
在适宜条件下,铵离子转化为硝酸盐离子. - This nitrate opalesces under certain conditions.
这种硝酸盐在特定条件下会发出乳白色光. - Nitrates leach from the soil into rivers.
硝酸盐由土壤渗入江河。 - We need to cut nitrate levels in water.
我们需要降低水中的硝酸盐含量。 - permissible levels of nitrates in water
水中硝酸盐含量的容许度 - Springs and rivers that drain into lakes carry dissolved nitrates and phosphates.
流入湖中的泉水和河水携带了溶于水的硝酸盐和磷酸盐。 - Nitrates are chemicals that occur naturally in water and the soil.
硝酸盐是水和土壤中自然存在的化学物质。 - Our water supply is becoming polluted with nitrates.
我们的水源正受到硝酸盐的污染. - When molybdenum is deficient, nitrate may accumulate to a toxic level in the plant.
当钼不足时, 硝酸盐会积累在植物中达到毒害的程度. - German synthetic nitrates knocked out Chilean nitrate mining after 1920.
1920年以后,德国合成硝酸盐给了智利硝石开采当头一棒. - Nitrates are used as preservatives in food manufacture.
硝酸盐在食品加工业中被用作防腐剂。 - The soil is enriched with nitrates.
土壤里施了硝酸盐肥料. - The rules of nitrate accumulation in Dian lake drainage area in intensive cultivation are studied.
研究了滇池流域集约化地区设施条件下氮磷化肥对土壤硝酸盐的累积规律. - Soil organic nitrogen was not a major source of nitrate contamination of groundwater beneath Shijiazhuang City.
土壤有机氮不是石家庄市地下水硝酸盐的主要污染源. - Both groups are working on antimicrobial therapies based on nitrate chemistry.
现在,这两个研究团队都致力开发以硝酸盐化学为基础的抗菌疗法. - D . To use nitrate as electron acceptor in the electron transport chain during respiration.
利用硝酸盐作为呼吸作用中,电子传递链之电子接受者. - They can either be converted back to nitrates and reused as food by other microbes.
他们可以回复到原来的硝酸盐状态,也可以被微生物重新利用. - Residual heavy metal, nitrate and nitrite don t exceed national standard.
重金属 、 硝酸盐、亚硝酸盐含量均未超过国家标准. - Nitrate pollution of groundwater has become a widespread concern.
地下水的硝酸盐氮污染已经成为人们普遍关注的问题. - In order to increase harvest, farmers use nitrates, pesticides and fertilisers, which damage the environment.
为了提高产量, 农民使用硝酸盐 、 杀虫剂和肥料, 这些都对环境有害. - The test items included organic phosphorus, organic chlorine, pyrethroids , dicofol, nitrate and heavy metal plumbum.
检测项目包括有机磷 、 有机氯 、 菊酯、三氯杀螨醇 、 硝酸盐和重金属铅. - To use nitrate as electron donor in the electron transport chain during chemosynthesis.
利用硝酸盐作为化学合成作用中,电子传递链之电子提供者. - Weekly testing for ammonia, nitrite, nitrate, turbidity, iodide, and strontium.
每周测试氨氮, 亚硝酸盐, 硝酸盐氮, 浊度, 碘, 锶. - The decaying consumers create more nitrates and phosphates, thus very little fresh DO enters the system.
腐烂的氧气消耗者会产生更多的磷酸盐和硝酸盐, 因此进入体系内的溶解氧很少. - Under favorable conditions the ammonium ion is converted to nitrate.
在适宜条件下,铵离子转化为硝酸盐离子. - This nitrate opalesces under certain conditions.
这种硝酸盐在特定条件下会发出乳白色光. - A photochemical kinetic method for the determination of nitrate and nitrite was developed.
本文研究了甲基橙动力学法测定水、食品及蔬菜中硝酸盐和亚硝酸盐. - Many researchers believe that the cancers result from the nitrate and nitrite taken in.
许多学者认为,这与人体摄入的硝酸盐和亚硝酸盐的量呈明显的相关性. - Nitrous esters can react with alkyl peroxides to yield alkyl nitrates.
亚硝酸酯与过氧化烷基反应,得到烷基硝酸酯. - If irregularities are found evidence of myocardial ischemia, the application of nitrates, such as drug treatment.
一旦发现有心肌缺血的证据, 即应用硝酸酯类等药物治疗. - Cellulose ether nitrate as novel energetic adhesive for solid propellant was synthesized.
以棉纤维为原料,合成了一种新型推进剂用含能黏合剂纤维素醚硝酸酯. - Results showed that carbonyl compou nds , organic nitrates , HCOOH and CO, were formed.
结果表明,产物中主要有羰基化合物 、 硝酸酯或过氧硝酸酯、甲酸(HCOOH)及CO等. - In three of the studies, tongxinluo's results appeared as effective as those of nitrate medications.
其中的三项研究种, 通心络的效果和硝酸酯类药物相当. 返回 nitrate