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Carry out the exergy analysis rarely made in the energy and performance analysis of the absorption system.

对GAX循环进行了氨水吸收式系统分析中较少进行的?

The resultedα-methylamine was protected by acetyl chloride, and then was chlorosulfonated bychlorosulforic acid at -5℃-0℃followed by treatment with aqueous ammonia givingcompound A in 52.3% yield.

甲基胺再用乙酰基进行保护后,以HSO3Cl为试剂进行氯磺化反应,再用浓氨水进行反应,制得了乙酰基保护的苯磺酰胺类化合物。

A series of perovskite oxides are synthesized by means of blend deposition using the nitrate of A and B as the raw materials, and ammonia or sodium carbonateas sedimentation .A includes alkaline-earth metals such as Mg, Ca, Sr, Ba and rare-earth metalsLa; while B includes transition metal Cr, Mn, Fe, Co and Ni.

本文以A,B的硝酸盐为原料,以氨水或碳酸钠为沉淀剂,利用混合沉淀的方法合成了系列钙钛矿型氧化物。A选碱土金属元素Mg、Ca、Sr、Ba等及稀土金属元素La;B选过渡金属元素Cr、Mn、Fe、Co、Ni等。

There are several other little-used counterirritants, such as allyl isothiocyanate, histamine, methyl nicotinate, stronger ammonia water, and turpentine oil.

还有其他一些很少使用的抗刺激剂,如烯丙基异硫氰酸酯,组胺,甲基烟酸,更强的氨水和松节油。

With Ammonia as refrigerant and water as absorbent, they are boiled by the heater in the generator, as a result, the Ammonia-water solution is evaporated. The Ammonia vapor is purified by the rectifier and is condensed into liquid Ammonia in condenser. The liquid Ammonia and the pure Helium purified in the absorber are evaporated together in the evaporator and to absorb heat thus refrigerate at the same time.

采用氨为制冷剂,水为吸收剂,通过对制冷机芯的发生器加热,使氨水溶液中的氨蒸发,氨蒸汽经精馏器提纯后进入冷凝器成液氨,液氨在蒸发器中与经吸收器提纯的纯氦共同蒸发,同时从外部吸收热量,达到制冷的目的。

However, previous studies have demonstrated that other additives such as ammonia gas and liquor are also capable of reducing SO2 and NO, emissions

而以往的研究表明,其它的添加剂,诸如氨气或氨水也能够减少二氧化硫或氮氧化物的排放。

Set PH to 7-9 by soda or ammonia liquor, add 1 – 2 g/l Hontongent OR, run 20Mins in the temperature of 80– 85℃, cold down to 30 – 40℃, cold water washing

用苏打或氨水调节 pH 到7 – 9,加入1 – 2 g/l Hontongent OR ,在80– 85℃温度下处理20分钟,然后降温到30 – 40℃用冷水清洗。

Set PH to 7-9 by soda or ammonia liquor, add 1 – 3 g/l Hontongent OR, overflow washing in the temperature of 40–50

用苏打或氨水把洗涤箱水液调节 pH 到7 – 9,然后加入1 – 3 g/l Hontongent OR ,在40–50℃溢流冲洗即可。

High-purity nano-crystal Mg2 powder was prepared, using self-made high-purity MgSO4 and mixed alkali solution of ammonia water and NaOH liquor as starting materials.

中文摘要:以自制的高纯硫酸镁和由氨水、氢氧化钠组成的复合碱液为原料制备高纯纳米氢氧化镁粉体。

The results showed that the optimum condition for straw anaerobic fementation is the straws was 8cm length and pretreatment with 10% ammonia liquor, inoculation proportion 1:1.5, control the humidity of sludge 91.7%, and the culture temperature 35℃, with supplement of 0.5% urea.

结果表明农作物秸秆厌氧消化产甲烷的适宜条件是:用质量分数10%的氨水预处理,秸秆长度8cm,接种量1:1.5,接种污泥含水率91.7%,反应温度35℃,尿素添加量为秸秆用量的0.5%。

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