1) Average solid density
平均含固浓度
2) 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)。
3) stage solid concentration
级含固浓度
4) 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。
5) mean annual concentration
年平均浓度
6) average degree of consolidation
平均固结度
1.
The ground by partially penetrated sand drain is turned into an equivalent-double-layered ground with the general solution of average degree of consolidation;and its analytical solution of one-dimensional consolidation is worked out,and furthermore,the average degree of consolidation is gained.
利用平均固结度普遍解,将未打穿砂井地基转化为等效双层地基,给出其一维固结的解析解,求出未打穿砂井地基的平均固结度。
2.
The ground by partially penetrated sand drain is turned into a equivalent-double-layered ground with the general solution of the average degree of consolidation;and the analytical solution of 1-D consolidation for the underlying soft layer is given;and furthermore the average degree of consolidation is obtained.
利用平均固结度普遍解,将未打穿砂井地基转化为等效双层地基,给出了下卧层一维固结解析解,进而求出下卧层的平均固结度。
3.
With the consideration of the spatial variation of physical parameters of soft clay, the probabilistic characteristics of the one-dimensional average degree of consolidation of soft clay was studied and its sensitivity of variance to permeability, void ratio and compression coefficient of soil was also analyzed.
在考虑岩土参数空间变异性的情况下,对软粘土地基一维固结平均固结度的概率特征进行了研究,分析了平均固结度的概率特征对渗透系数、孔隙比和压缩系数三参数变异性的敏感性,进行了岩土参数分布类型对平均固结度影响的正交试验,并根据试验结果进行了方差分析,为进一步开展多层地基固结的可靠性分析打下了基础。
补充资料:对数平均浓度差
分子式:
CAS号:
性质:指传质过程中两端点(传质设备前后)浓度差ΔCa、ΔCb的对数平均值ΔClm=。当平衡线及操作线均可视为直线、总传质系数可取为常数时,△Clm即为传质过程的平均推动力。
CAS号:
性质:指传质过程中两端点(传质设备前后)浓度差ΔCa、ΔCb的对数平均值ΔClm=。当平衡线及操作线均可视为直线、总传质系数可取为常数时,△Clm即为传质过程的平均推动力。
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参考词条