20~40

例句

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1.
Surface composition was determined by X-ray photoelectron spectroscopy (XPS). The grafted PC groups can cover 20%~40% of the surface.
射线光电子能谱（XPS）测定结果表明，接枝磷醯胆碱基团的表面覆盖率可达20%~40%。
www.ceps.com.tw
2.
From 20% to 40% say they have had to move house because a landlord or neighbour realised they were sex offenders.
有20%——40%的人称，他们不得不因为房东或是邻居意识到他们是性侵犯者而搬家。
www.ecocn.org
3.
Nearsightedness in the U. S. and Europe is said to range between 20% and 40% of the population.
据称，美国和欧洲的近视率占总人口的20%-40%。
chinese.wsj.com
4.
Stock pros give widely varying recommendations -- usually anywhere from 20% to 40%.
股市专家各自的推荐相差悬殊，一般在20%-40%之间。
bbs.enfamily.cn
5.
This year, we will build on that basis and continue to substantially raise the minimum purchase prices of grains.
比如，我们前几年农产品的价格提高了20%-40%，在这个基础上，今年我们继续大幅提升粮食最低收购价。
article.yeeyan.org
6.
When the percentage composition of Shenfu bituminous coal is about 20%-40%, the combustion of blended coal is accelerated most efficiently.
当神府烟煤的质量分数在20%~40%时，对混煤燃烧的促进作用最为显著。
www.chinamet.cn
7.
Commissions vary from 20% - 40% based on sales milestones reached and whether the photographer grants iStockphoto exclusive use of images.
根据达到的销售里程碑以及摄影师是否许可图片被独家使用，提成可以从20%到40%不等。
article.yeeyan.org
8.
and the incidence of autonomic nerve pathological change are 20%~40%.
其中，糖尿病患者自主神经病变发生率为20%~40%。
www.chemyq.com
9.
sales of mobile phones and household electronics are up by 20-40%.
移动电话和家用电器销量增长为20%-40%。
bbs.winos.cn