In this paper, the effect of the thermosiphon, insulation board and awning in cooling the permafrost roadbed base was si......

The existing design of the pumping systems mainly focuses on the approximate computational formulae and procedures,which......

Based on the measuring data of underwater blasting vibration and the regression analysis results of these data, two form......

Chinese materia medica(CMM),including Chinese herbal,animal,and mineral medicine,has been widely researched in the past ......

Theoretical α-decay half-lives of the heaviest nuclei are calculated using the experimental Qα value. The barriers in ......

A fully-mechanized coal mining (FMCM) technology capable of filling up the goaf with wastes (including solid wastes) is ......

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

At first one of g-inverses of A(×)I_n + I_m(×)B~T is given out, then the explicit solution to matrix equation AX + XB ......