加权

Most of zircon grains from lamprophyre have 206Pb/238U weighted average ages of 46.2±2.1Ma, representing the time of lamprophyre forming.

研究区辉绿玢岩锆石多数颗粒的206Pb/238U加权平均年龄为46.2±2.1Ma，代表了岩浆侵位结晶形成辉绿玢岩的年龄。

The selecting of weighted matrices plays important role in the synthesis design of optimal feedback control system.

加权矩阵的选取在最优反馈系统的综合设计中具有重要意义。

Recurrent lesions in the cortex and subcortical white matter of temporal, parietal, and occipital lobe on MRI might provide clues for diagnosis of MELAS syndrome. DWI might show lesions earlier than T2WI in MELAS syndrome similar to cerebral infarction.

MRI反复颞顶枕叶皮质及皮质下白质病灶可为临床诊断提供帮助，与在脑梗死诊断中的作用类似，弥散加权成像可能会更早地显示病灶。

MOES partition orange' yield to seven subsystems, viz. breed' choice, to alter earth and build orchard, to breed seeding, planting and engrafting, field' manage, prevention and cure of the plant diseases and insect pests, to pick and store.Knowledge's denotation form, viz. knowledge of the description, data, rule, aggregation etc were adopted.Some expert' decision-making sustaining systems, for example, soil' information systems, hyper text database, photograph database, knowledge' rule-base etc are used as supple mentary means.The methods of "bring","decision-making tree" and "weighted illegible logic", to construct five decision-making modules, viz. the decision-making of breed, a period of seeding time, planting density, fertilizer and plant diseases and insect pests were also adopted.

MOES将柑桔生产分为品种选择、改土建园、繁育壮苗、定植与嫁接、田间管理、病虫害防治、采收与贮藏7个子系统，采用描述型知识、数据型知识、规则型知识、集合型知识等知识表示形式，配以土壤信息系统、超文本数据库、图片数据库、知识规则库等专家决策支持系统，采用&产生式&、&决策树&和&加权模糊逻辑&的方法构建了品种决策、播期决策、定植密度决策、肥料决策和病虫害诊断五个决策模块。

In the following stage of matching aligned minutial, a coarse matching set is achieved by the elastic matching algorithm, but there are always some false matching pairs.

在2个细节点集配准后的匹配中，针对采用弹性匹配算法经常出现的细节点错配的情况，提出根据匹配可信度对各匹配对的匹配分值进行加权处理，以降低其对匹配精度的影响。

The results of high precise zircon U-Pb isotopic ages present the orders of intrusions in Tongling region: granodiorite→pyroxene diorite-pyroxene monzodiorite→quartz diorite-quartz monzodiorite.

高质量锆石U-Pb同位素~(206)pb/~(238)U加权平均年龄结果表明铜陵地区中酸性侵入岩的成岩序列为花岗闪长岩→辉石闪长岩→石英闪长岩。

New nonlinear weighted average multidirectional morphological filtering algorithm is proposed, which is used in suppressing speckle noise.

提出了一种新的用于散斑噪声抑制的非线性加权均值多方向形态滤波算法。

In this paper, a new nonlinear weighted average multidirectional generalized morphological filtering algorithm is proposed to suppressing speckle noise.

本文提出了一种新的用于散斑噪声抑制的非线性加权均值多方向广义形态滤波算法。

Objective To investigate the value of diffusion-weighted MR imaging in differentiating brain abscesses from necrotic or cystic tumors.

目的 研究磁共振弥散加权成像对脑脓肿和脑内坏死、囊变肿瘤的鉴别诊断价值。

Meta analysis was used to comprehensively quantitatively analyze the upper lip with esthetic plane and soft tissue plane before and after extraction and nonextraction treatment. According to homogeneity test, fixed effect model and random effect model were adopted to calculate weighted mean difference and 95% confidence interval (95% CI).

运用meta分析技术对拔牙与非拔牙矫治前后上下唇与审美平面及软组织平面的距离进行综合定量分析，根据资料异质性检验，采用固定效应模型及随机效应模型，计算合并加权均数差及其95%CI。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐