哈顿体

Starting from the six-quark-diagram scheme and low energy effective Hamiltonian,we calculate the various Feynman diagram s in the charmless hadronic B-meson decays for the two body pseudoscalar meson final states within the framework of perturbative QCD.

在微扰 QCD框架下，利用六夸克图方案及低能有效哈米顿，对于两体赝标介子末态，给出了诱导 B介子无璨弱衰变过程的不同费曼图的计算。

It is necessary to accurately monitor location of gas-water interface in annular between casing and test tube for pressurized sealing property test of cavity of salt dome gas storage well in Jintan,Jiangsu,so DDL-III logging system and 111/16 inch.

江苏金坛盐穴地下储气库井腔体试压密封检测需要精确监测套管和测试管柱之间的环形空间中气水界面位置的变化情况，为此选用了哈里伯顿公司生产的DDL-Ⅲ数控测井系统和直径111/16in的伽马中子测井仪以及配套的井口密封设备。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。