英语翻译 人工翻译为：Weight(weight)refers to the indicators in the overall evaluation of the relative level of importance.Large sample size，the higher the quality of research methods，the the weight of large，resulting in total as a larger proportion of the effect.Due to fewer samples are included in this study，the use of publication bias Egger test evaluation.
英语翻译 In order to know what about the concern of environmental quality in China's eastern and western regions，this article starts from the environment pollution and ecological enviroment of east and west re.
翻译成英语：城市空气中尘埃物是衡量空气质量的一项重要指标.
