查询词典 M-B

An M operation is constructed in η-ξ spacetimewhich maps the system in region Ⅰ of the Lorentzian section onto the system inregion Ⅱ. The M operations on the fields lead to properties identical to those ofthe tilde operation.

在η-ξ时空中可以构造一个M变换，它将洛伦兹截面上一区中的系统变至二区中的系统。M变换对场的作用的性质正好等同于热场动力学中带弯变换的性质。

The analysis result demonstrate that the water quality indexes in the reservoir area after impoundment of 135 m and 156 m level has no obvious change.

研究结果表明：三峡库区135 m蓄水及156 m蓄水后，库区水质指标变化不明显。

With the transfer function. it is straightforward to construct the incidence matrix M. Then α〓, the number of K-strings in L, can be obtained by simply summing over a specific row of M〓.

有了转移函数就可以直接计算关联矩阵M，而L中允许的K-串个数α〓可以通过对M〓的某一行求和得到。

In this paper,we determine J_~(2~k+2v)by constructing ingeniously indecomposable manifolds M,which can be generators in MO_*,and defining appropriate(Z_2)~k-action on M.

在本文中，我们通过巧妙地构造流形M，使其所在的上协边类不可分解，从而可以作为上协边环MO_*的生成元，并在M上定义适当的(Z_2)~k作用使其不动点集F具有常余维数r，决定了未定向上协边环MO_*的理想J_~(2~k+2v)。

The method of self-consistent field of the intermediate neglect of differential overlaphas been used in the calculations of the binuclear cluster, trinuclear unit of hexanuclear clusterand octanuclear clusters. The results are described as follows: The high-lying MO's of thetrinunclear and binuclear cluster are mostly composed of d-orbitals of the metal cores, and areconsidered as M-M bonding orbitals.

应用INDO／S方法对二核簇合物、六核簇合物中的三核片断和八核簇合物进行了计算，结果表明，二核簇合物与三核簇合物的前线占有轨道主要是由金属簇芯的d轨道组成，是M-M成键轨道。

The selection of materials,design and deposition of double waveband (3～5μm and 8～12μm) infrared antireflection on Ge substrate by ion beam assisted deposition are reported.

文中简要叙述了双波段(3～5μm和8～12μm)红外增透膜的膜料选择以及锗基底上红外双波段增透膜的设计与镀制，介绍了离子束辅助沉积技术制备该薄膜的过程。

The results show that the decomposition rate of ammonium jarosite can reach 98.03% under the following optimum conditions, which are m m=0.381 41, temperature 60 ℃, liquid-solid ratio 21, reaction time 2 h. During the alkaline decomposition, the impurity elements, such as Zn, In, Cu, Cd, Pb, Sb, Sn and Ag are left in the residue, while As is leached into the pregnant solution as AsO43 with leaching rate of 83.36%.

结果表明：在 m m=0.381 41、温度60 ℃、液固比21、反应时间2 h的最优条件下，铁矾渣的分解率达到98.03%，而原料中的杂质金属，如Sn、Sb、Zn、In、Cu、Cd、Pb和Ag等绝大部分留在分解渣中，As则以AsO43的形态大部分进入溶液，浸出率达到83.36%。

The formulae of M/M/k queuing theory was used to test this simulation model and the outcomes coincide well between the two.

我们还用M/M/k排队理论公式对仿真模型进行了检验，结果二者吻合良好。

When surface pressures are lower than the turnover(5～30mN/m),intermolecularhydrogen bonds were formed with keto form and phase transition was higher ca.60℃;most of SBC18 formed intramolecular hydrogen bonds companied withzwitterion form and phase transition was lower ca.48℃ while at surface pressurehigher than the turnover(≥45mN/m),which is caused by the different interchaininteraction arising from various hydrogen bonds for SBC18 LB film deposited atdifferent surface pressures.

低于相应π-A等温线转折(5～30mN/m)时，以分子间氢键为主，头基主要以醌式构型存在，相变温度较高(≈60℃)；高于转折(≥40mN/m)时，以分子内氢键为主，头基主要以双性离子构型存在，相变温度较低(≈48℃)。

The kinetic theory based two-fluid model was used to simulate 2-dimensional fluidized beds with the width of 0.2 m, 0.4 m and 0.8 m,respectively, covering regimes from bubbling to turbulent fluidization.

应用基于颗粒动理学的双流体模型系统地对床宽分别为0.2、0.4、0.8 m的二维流化床在鼓泡区和湍动区的气固两相流动行为进行数值模拟。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷