1) event mean concentrations(EMCs)
事件平均浓度
1.
Discharge processes of runoff pollutants during rain events and relationships of the processes with rainfall characters were discussed,and event mean concentrations(EMCs) were calculated.
据此分析了径流污染物浓度的变化规律及其与降雨特性之间的关系,计算了地表径流水质的事件平均浓度,分析了事件平均浓度的分布规律及其与降雨特性参数之间的相关关系。
2.
The median event mean concentrations(EMCs)of COD,SS,NH3-N,TN and TP are 119 mg/L,188 mg/L,2.
结果表明,该工业区降雨径流水质较差,COD、SS、NH3-N、TN和TP的事件平均浓度(EMC)中值分别达到了119、188、2。
2) EMC
事件平均浓度
1.
Character of combined sewer overflow from watershed SA in Shanghai was studied,and the correlation of influence factors to the EMCs of overflows was discussed.
结果表明,该区域雨天溢流COD、BOD、SS、NH3-N、TN、TP事件平均浓度的均值分别为614mg/L、208。
2.
Based on monitoring the runoff water quality on the surface of free-way besides LuKou,which lead to NanJing aerodrome,the variations,Even Mean Concentrations(EMCs) and the impact factors of pollutants concentrations were analyzed.
在对南京机场高速公路禄口高架桥降雨径流水质进行监测的基础上,探讨了高速公路路面雨水径流污染物的出流规律、径流中污染物的事件平均浓度(EMC)及其影响因素。
3) event mean concentrations
事件平均浓度
1.
Discharge rule of metal pollution,event mean concentrations(EMC) and the effect of hydrologic characteristics were evaluated.
对南京机场高速公路路面径流中Cd、Cu、Pb和Zn这4种重金属进行了现场取样检测,重点探讨了重金属污染的出流规律、事件平均浓度(EMC),并分析了降雨特征对径流重金属污染的影响。
2.
Discharge rule of metal pollution and event mean concentrations(EMC) were evaluated.
对南京机场高速公路路面径流中Cd,Pb,Cu和Zn四种重金属进行了24次现场取样检测的基础上,重点探讨了重金属污染的出流特性与事件平均浓度(EMC)。
4) average concentration
平均浓度
1.
Basing on Chebyshev inequality and on the computation of average concentration of all related subsets, the authors put forward and proved the following lemma, theorem, and the four corollaries: [Lemma 1] There exists at least one of the sets of generalized prime-twins (namely one subset of the set of 2-primes group), which is an infinite set.
基于Chebyshev不等式以及对所有相关子集平均浓度的计算,提出并证明了下列引理、定理,以及4条推论:[引理1]至少有1个广义孪生素数集合(或称2素数组子集)是无限集合;[定理1]全部的或无限多的广义孪生素数集合是无限集合;[推论1]至少有1个3生素数集合(或称3素数组子集)是无限集合;[推论2]全部的或无限多的3生素数集合是无限集合;[推论3]普遍地说,至少有1个h生素数集合(或称h素数组子集)是无限集合(h是≥2的整数);[推论4]普遍地说,全部的或无限多的h生素数集合是无限集合(h是≥2的整数)。
5) daily average concentration
日平均浓度
1.
Calculating results are shown by an example to give the daily average concentration distribution to the ambient sensitive protection objects on the typical weather days.
结合高架点源影响浓度的实例计算,可以方便地得到典型气象日条件下大气污染物的日平均浓度分布以及周围环境保护敏感目标的日平均浓度影响值,能够更为真实地反映该地区的实际气象条件对大气污染物分布浓度的影响情况。
2.
(Calculating) results of an example show that the daily average concentration distribution of air pollutants to some ambient sensitive (protection) objects on typical weather days is obtained easily.
结合高架点源影响浓度的实例计算,可以方便地得到典型气象日条件下大气污染物的日平均浓度分布情况,能够更为真实地反映该地区的实际气象条件对大气污染物分布浓度的影响情况。
6) mean annual concentration
年平均浓度
补充资料：必然事件
必然事件
certain event
必然事件[倪阴n眼址;八~aeplloe co6“T肚] 预先知道必然要发生的事件.更准确地，如果Q二{叫是基本结果的空间，一个事件A称为必然的是指它与任何一个基本结果幻一起发生.显然它必须与整个空间Q一致.因此对一个必然事件，指定它具有概率l是自然的: p(A)=measure{。:。。A}=p(品)=l·不可能事件(im娜sible event)是与A互补的事件.
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