narrow molecular weight distribution 中文意思是什麼
narrow molecular weight distribution
解釋
窄分子量分佈- narrow : adj 1 狹 窄 狹隘的 狹小的 (opp broad wide)。2 有限的 受限制的;有偏見的 氣量小的 心眼兒窄的;眼...
- molecular : adj. 分子的,由分子形成的,分子內[間]的。adv. -ly
- weight : n 1 重量;體重;求心力,重力,(地心)引力。2 斤兩,分量,衡,計重單位。3 (壓東西的)重物。4 砝...
- distribution : n 1 分配,分發,配給;分配裝置[系統];配給品;配給量;【經濟學】配給方法,配給過程;分紅;【法律...
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The density, viscosity, refractive index, molecular weight and sulfur amount of the fractions are on the increase with the increasing cumulative yield, while their molecular weight exhibits a narrow distribution from 300 to 400
研究表明,隨累積萃取收率的增加,大慶和遼河油漿窄餾分的密度、粘度、折光率、硫含量及芳碳率呈增大趨勢,油漿窄餾分的相對分子質量分佈較窄( 300 ~ 400 ) 。 -
The products are polyethers synthesized with new catalyst, characterized by low unsaturation, narrow molecular weight distribution, high activity and high primary hydroxyl content
本產品系新型催化劑合成的聚醚,其特點是不飽和度低,分子量分佈窄,活性高,伯羥基含量高。 -
It was found that loop reactor could narrow the molecular weight distribution, increase the content of carbonate in product molecules and improve catalyst efficiency
研究發現,環流反應器能夠使產品分子量分佈變窄,提高產品中碳酸酯基團含量及催化劑的催化效率。 -
Using 80 % dipropylene glycol and 20 % 1, 4 - butanediol as molecular regulator could also narrow the molecular weight distribution and reduce the amount of smaller molecules in product
研究還發現分子量調節劑對產品分子量分佈有較大影響,採用混合型調節劑也能夠使分子量分佈變窄並降低小分子物質含量。 -
The long - branched polyethylenes made from these catalytic systems had the characteristics of low melt point, low density, narrow distribution of molecular weight
幾種復配體系所得到的聚合物具有熔點低、密度低、分子量分佈窄等特點。
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