查询词典 ethylene

One of the most promising routes, from an economic point of view, seems to be the direct catalytic synthesis from aniline and ethylene glycol.

详细吲哚作为一种重要的有机原料和精细化工产品在工业、农业和医药等领域中应用非常广泛。

And operation conditions are optimized based on exact industrial process models for ethylene glycol distillation system.

在对过程机理深入分析的基础上，通过推断控制、解耦控制、专家控制等先进控制策略的开发和实施，解决了乙二醇脱水和精制系统存在的具体问题，并根据所建立的准确工业过程模型进行了操作条件优化。

The introduction of traditional methods and the prospect of the development orientation of ethylene glycol production are both included.

它是一种重要的有机化工原料，主要用来生产聚酯纤维、防冻剂、不饱和聚酯树脂、非离子表面活性剂、乙醇胺以及炸药等。

Deficiencies in the production process is long, more equipment, high-energy consumption has a direct impact on the cost of production of ethylene glycol.

不足之处是生产工艺流程长、设备多、能耗高，直接影响乙二醇的生产成本。

Briefly, 4.1 g of aluminium isopropoxide and 10 mL of ethylene glycol were mixed under stirring.

简短，只有410克，铝和异丙醇10毫升乙二醇混合搅拌。

As an important raw material for the production of polyester , ethylene glycol has been on great demand in domestic market .

近年来国内市场需求快速增长。2010 年预计达到700 万吨。2007 年我国生产能力为210 万吨，进口依存度高达72％。

It is even thought that ethylene glycol can have a structure-stabilizing effect and may be useful in the crystallization of flexible proteins.

一般还认为乙二醇有稳定蛋白结构的作用，构象不稳定的蛋白可以尝试添加乙二醇来长晶体。

Thermodynamics analysis for the reaction system showed that high-temperature was favorable to produce ethylene, but byproduct diethyl ether yield increased under low-temperature.

对乙醇脱水的热力学分析表明，高温有利于目的产物乙烯的生成，低温有利于副产物乙醚的生成。

Ethylene Oxide and Dichlorodifluoromethane Mixture, with not

环氧 烷和氯氟烷的混合物，环氧烷含量不超过

Ethylene Oxide and Dichlorodifluoromethane Mixture, with not

环氧 烷和氧化碳的混合物，环氧烷含量超过9%，但不超过87% 1041

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。