Different grades of crystal polystyrene molding pellets range from 150,000 to 350,000 weight average molecular weight.

不同牌号的结晶聚苯乙烯模塑粒料平均分子量范围从150,000 - 350,000。

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The number average molecular weight was determined as 78 650, the weight average molecular weight as 125 446, the molecular weight distribution as 1. 59 by gel permeation chromatography.

采用凝胶渗透色谱仪测试其数均相对分子质量为78 650，重均相对分子质量为125 446，相对分子质量分布为1．59。

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The developed countries are responsible for 44% of waste, and in the U.S. alone, the average person throws away their body weight in rubbish every month.

发达国家要对44%的垃圾负责，而且单是在美国，平均每个人每个月会扔掉相当于他们身体的量的垃圾。

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The average weight is about seven kilograms.

VOA: special.2010.05.28

So the average person, average normal weight of a typical person might consume 2000 calories a day.

普通人,拥有平均体重的普通人,一天大概消耗二千卡

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

This would be an average adult male, 30 years old, the average height and weight, and surface area and temperature, and lots of characteristics of an average person.

包括普通成年男性,三十岁,平均身高和体重,平均表面积和体温,还有许多其他数据

耶鲁公开课 - 生物医学工程探索课程节选

According to the FDA, in clinical trials, at one year, patients taking the recommended dose had an average weight loss of 6.7%, while patients taking the higher dose had an average weight loss of 8.9%, when compared to patients taking placebo.

FORBES: FDA Approves Another New Weight Loss Drug

The punishment is most severe for those very thin women who put on weight to become average weight.

FORBES: From Waist To Wallet -- How Gaining 25lbs Can Cost You $400,000 In Pay

In one study, the average weight loss for a group taking a higher dose (32 mg) of naltrexone plus bupropion for about a year was 6.1% while for a lower dose (16 mg) it was 5%. (People taking a placebo had an average weight loss of 1.3%.) However, only half the participants who started the trial actually finished it.

CNN: Combo of old drugs offers new hope in obesity fight