查询词典 a.m

I. on limited time segment, and the ergodicity and stationarity of the C. I. on T, M are studied. After that, a relationship between C. I. and gradient of objective function is revealed and a recurrence formula of C.

为此，我们首先定义了作为全文基础的双随机过程的相关积分，研究了集合平均上的相关积分，有限时间域上的相关积分和T.M区间上的相关积分及其各态历经性问题。

To realize reduced equivalent representation for functional dependency set, sameroot row, same-class row and same-class row family are presented, merging rules of same-root row in a schema matrix are defined, merging algorithm of same-root row and solving algorithm of same-class row family in a schema matrix are discussed.

为了实现函数依赖集的最简等价表示，提出了同根行、同类行、同类行族的概念，定义了模式矩阵M中同根行的合并运算规则，讨论了模式矩阵M中同根行合并算法，同类行族求解算法。

For a seemingly unrelated regression system consisting of m equations, we propose a new type of estimator called pre test ridge regression estimator by combining the idea of preliminary test and ridge regression methodology and establish some statistical properties of PTRRE.

对于由 m个相依线性回归方程组成的线性回归系统，本文作者基于岭回归估计和预检验估计，提出了回归参数的一种新型估计，即预检验岭回归估计。并讨论了它的统计性质。

A design of a lens, whose operating wavelength is (0.486～0.863)μm, full field-of-view angle is and relative aperture is 1∶7.85, is presented on the basis of the theoretical calculation and the optimization of optical design software ZEMAX.

通过理论分析和ZEMAX光学设计软件的优化，结合工程应用给出了工作波长为（0.486～0.863）μm、全视场，相对孔径为1∶7.85的镜头设计实例，其二级光谱为0.01mm。

A design example of a lens whose operating wavelength is 0.4～0.9μm,focal length is 400 mm,full field-of-view angle is 6.2°and relative aperture is 1:4 is given on the basis of the theoretical calculation and the optimization of optical design software ZEMAX.

通过理论计算和ZEMAX光学设计软件的优化，给出工作波长范围在0.4～0.9μm、焦距为400mm、视场角为6.2°、相对孔径为1∶4的设计实例。设计结果表明，二级光谱得到了很好的校正，像质优良。

A design example of a lens whose operating wavelength was 0.4-0.7μm,full fieldofview angle was 80°and relative aperture was 1∶1.5 was given on the basis of the theoretical calculation and the optimization of optical design software ZEMAX.

通过理论计算和ZEMAX光学设计软件的优化，给出工作波长为0.4～0.7μm、全视场角为80°，相对孔径为1∶1.5的镜头设计实例。

Objective To develop a RP-HPLC method for the enantiomeric separation of indapamide on a new chiral column CHIRALCEL OD-RHcellulose tris(3,5-dimethylphenylcarbamatecoated on a5μm silica-gel substratefor pharmaceutical study of indapamide.Methods To obtain optimistic method for the enantiomeric separation of indapamide,the inferences of the composition of mobile phase,the flow rate and the temperature on the enantiomer retentivity and selectivity were examined and discussed.

目的采 用新型反相手性色谱柱CHIRALCEL OD-RH(纤维素3，5-二甲基苯基氨基甲酸酯涂敷在5μm硅胶上)，建立吲达帕胺对映体的反相高效液相色谱拆分方法，为研究吲达帕胺手性对映体药代动力学提供基础。

Areca nut extract exerts cytotoxicity and genotoxicity to several types of cells. In every gram of Piper betel inflorescence contains a high concentration of 15.4 mg safrole. As a result, chewing BQ containing Piper betel inflorescence may result in high safrole (420 μM in saliva during chewing) exposure.

已知槟榔子水萃取液对多种型态细胞具有细胞毒性以及基因毒性；而每公克荖花中含有约15.4 mg黄樟素，因此在嚼食荖花槟榔块过程中，口腔将暴露於大量黄樟素中（唾液中可测得黄樟素浓度为420 μM）。

Helen: Yes, a bit of a shambles I'm afraid.

I'm sorry 非常抱歉我的组织能力太差了。

With the increasing of undercooling, the mean crystal diameter of supercooled solidification microstructures shows a variation from coarse to fine, then fine to coarse, and finally fine again. The coarse crystals are developed crystals, while the fine crystals are spherical crystals with a mean diameter about 50μm.

2随着过冷度的增加，深过冷凝固的微观组织的晶粒直径呈现出"粗—细—粗—细"的变化规律，粗晶为发达的等轴枝晶，细晶则为直径约50μm的球晶。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。