查询词典 triethylamine

Six carboxyl acids DEMB was produced with Michael Reaction using triethylamine as alkaline catalyst and solvent, malonic acid and itaconic acid as raw materials.

以三乙胺为催化剂和溶剂，衣康酸和丙二酸为原料，采用迈克尔加成反应合成了含有6个羧基的多元羧酸DEMB。

Liq. paraffin 10.0, lanolin 2.0, beeswax 5.0, polysorbate 80 3.5 sorbitan monofatty acid esters 1.5, water and Na4GeO4 72.0 and triethylamine 0.5%.

例如，一种乳液可被制备，它含有液体石蜡10.0%；羊毛脂2.0%；蜂蜡5.0%；聚山梨糖酸酯803.5%；山梨糖醇的单脂肪酸酯1.5%；水和Na4GeO472.0%及三乙胺0.5%。

Liq. paraffin 10.0, lanolin 2.0, beeswax 5.0, polysorbate 80 3.5 sorbitan monofatty acid ester s 1.5, water and Na4GeO4 72.0 and triethylamine 0.5%.

例如，一种乳液可被制备，它含有液体石蜡10.0%；羊毛脂2.0%；蜂蜡5.0%；聚山梨糖酸酯803.5%；山梨糖醇的单脂肪酸酯1.5%；水和Na4GeO472.0%及三乙胺0.5%。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。