查询词典 ammonia

The results show that spherical BaHfO3Ce nano-powders are synthesized only at 900 ℃ for 2 h and the average diameter is about 15 nm with ammonia as precipitant.

结果表明：以氨水做沉淀剂在900 ℃煅烧2 h合成的BaHfO3Ce粉体形貌近似球形，平均粒径约15 nm。

The effect of concentrations of ammonia, concentrations of urea and adding rate of precipitant on Y2O3 of particle size and specific surface area had been investigated.

用尿素-氨水调溶液的pH值、均相沉淀的方法制备了大比表面积超微Y2O3粉末，详细地研究了氨水浓度、尿素浓度和尿素-氨水滴加速度对Y2O3粉末比表面积和粒径的影响。

Single phase La2Zr2O7 powders were synthesized by co-precipitation method using ammonia and oxalate ammonium as precipitant agent, respectively.

分别采用氨水和草酸铵作沉淀剂，通过化学共沉淀法制备了单相La2Zr2O7粉末。

More often inflammation of the prepuce is part of an ammonia dermatitis affecting the napkin area.

更多经常发炎包皮是影响的氨皮炎的部分餐巾纸区域。

In the international market the ammonia nitrate product with sign of KT is one of the products exempt from customs examination.

农用硝铵生产属国内配套设备，是硝铵生产装置的一部分。其产品指标均高于国内同类型产品。

To counter the problems present in the CO 2 removal with PC method in the little scale ammonia synthesis plant at present, the effect of CO 2 removal plant with carbonic propenyl ester method on the different factors of normal production has been analysed in detail.

针对目前小合成氨厂碳丙脱碳存在的问题，详细分析了影响碳丙脱碳装置正常生产的因素，总结了 90年代以来人们在解决生产实践中诸多问题的经验和方法，对碳丙脱碳工艺作了总结与评述。

More specifically, essential oils help reduce methane and ammonia and increase fatty acid propionate.

更具体得说，必需脂肪酸有助于降低甲烷和氮的排放量，增加脂肪酸、丙酸

It showed that the mobility of lattice oxygen in the bulk imposed on the conversion of ammonia and propylene greatly.

计算结果表明，催化剂中体相晶格氧的迁移性能对氨和丙烯转化率的影响最为显著。

The thermal calculation and the test have proved that because of short heat introduced into absorption tower by ammonia behind bubble capammonia still towers the quality of yellow sodium prussiate is influenced in the production process system of yellow sodium prussiate.

采用热量计算和试验证明，在黄血盐钠生产工艺系统中，由于泡罩蒸氨塔后氨气带入吸收塔的热量不足，在运行过程中影响了黄血盐钠的质量。

Because jiao lu is gas medium contain the impurity such as tar, naphthalene, ammonia, sulfide and prussiate, existence is taken pressure mouth and bring pressure pipeline is easy jam, metric not accurate, online sweep the problem such as difficulty.

由于焦炉煤气中含有焦油、萘、氨、硫化物和氰化物等杂质，存在一次取压口和引压管路易堵塞、计量不准确、在线清扫困难等新问题。

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。