紫外线指数是由世卫组织、联合国环境规划署和世界气象组织共同制定的紫外线测量国际标准。

The UV index (UVI) is the international standard for UV measurement, developed by WHO, the United Nations Environment Program and the World Meteorological Organization.

youdao

吉尼系数(测量所得分配公平与否的统计指标)从2001年起开始稳定下降，但以国际标准来看仍然偏高。

The Gini coefficient, a standard statistical measure of inequality, has fallen steadily since 2001 (though it remains very high by international standards).

youdao

这些都是采用国际标准检测法（ISO3308）从外表测量的，每隔60秒吸35ml 持续2秒，一直吸到烟头剩下指定长度。

These are ostensibly measured using the ISO testing regimen (ISO 3308), i in which 35 ml puffs of 2-second duration are drawn from the cigarette every 60 seconds until a fixed butt length is reached.

youdao