1) single index
单项指数
1.
Based on the data of oil concentration in the water and sediment monitored in Yangtze Estuary and adjacent waters during spring and summer of 2006,the distributional feature of petroleum hydrocarbon in water and sediment during different seasons were analyzed,the pollution degree was assessed with single index.
根据2006年春夏季对长江口及其临近海域的海水和沉积物中的油污染物的监测结果,分析该海域表层水体和表层沉积物的油分布特征,采用单项指数法评估该海域的油污染程度。
2.
According to the investigational data of oil content in water and sediment in spring and summer from 2000 to 2003 in Changjiang Estuary and adjacent waters, the distributional character and pollution degree of oil of the investigational sea area were studied with single index method.
根据2 0 0 0～2 0 0 3年春夏季长江口及邻近海域海水及沉积物中油类的调查结果,分析海域油污染的分布特征,采用单项指数法评估调查海域的油污染程度。
2) single contamination index method
单项污染指数法
1.
With the single contamination index method and the comprehensive contamination index method the heavy metal pollution of three mine tailings were assessed.
取样测定了云南兰坪铅锌矿、开远煤矿、个旧锡矿废弃地土壤的营养元素(N、P、K、有机质)和重金属元素(Pb、Zn、Cu、Ni)的含量,并采用单项污染指数法和综合污染指数法评估了废弃地重金属污染状况。
3) Single pollution index
单项污染指数
4) single index
单项指标
1.
This article expatiates the basic theory of fluorescence and introduces the condition for mensuration of the single index of water pollution in China and the condition for mensuration of the general index of the organic water pollution by fluorescence method in Japan.
阐述了荧光分析法的基本原理,介绍了我国用荧光分析法测定水体污染单项指标的现状,以及日本将荧光分析法应用于水体有机污染综合指标的测定情况,对比了荧光分析法与传统的COD、BOD方法,显示了荧光分析法有较大的优越性。
5) specific price index
单项物价指数,个别物价指数
补充资料：单项商品价格指数
反映某一种商品价格水平变动趋势和程度的相对数指标。又称个体价格指数。计算公式为：
式中K为价格指数;孒1为某种商品报告期的平均价格；孒0为某种商品基期的平均价格。报告期和基期的平均价格，要尽量以实际销售（或购进）的实物数量为权数，用加权算术平均数公式计算。
式中K为价格指数;孒1为某种商品报告期的平均价格；孒0为某种商品基期的平均价格。报告期和基期的平均价格，要尽量以实际销售（或购进）的实物数量为权数，用加权算术平均数公式计算。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条