查询词典 semi

We prove the equivalent conditions of completely monotone function, we also discuss the relationship of positive definite function, semi-positive definite function and completely monotone function when the function take values in a commutitive von Neumann algebras.

我们证明了完全单调函数的几个等价条件，并且讨论了取值于交换von Neumann代数的正定函数，半正定函数及完全单调函数之间的关系。

Walked in the Dinghu Natural protection area ,observing the semi-tropical plants ,especially the complex root of trees.

具体描述：在鼎湖山自然保护区的原始地带徒步前进，沿途观察亚热带的植物，尤其是树木间错综复杂的根系。

Gas Distribution series of devices - from the control point of view, a semi-automatic and fully automatic with two gas from the gas source is composed of two groups of (liquefied petroleum gas, compressed air) and three groups of (nitrogen , Hydrogen, propane or butane) of the points is to provide natural gas and gas cities of the ideal alternative source of gas equipment, especially for gas production-line equipment manufacturers and test firing of Quality Supervision, Inspection departments for laboratory and performance of combustion Test.

从配气气源组成有二组份及三组份（氮气、氢气、丙烷或丁烷）之分；是提供天然气和城市人工煤气替代气源的理想设备，特别适用于燃气器具生产企业在线生产试烧和质量监督检验部门用于实验室及燃烧性能的检验。

The company has advanced mechanical equipment and strong technical force, capable of producing: 8-300mm range of straight profile, meta curved, staggered tooth shape, the overall level of tooth carbide saw blade milling cutter, cutter blade on three sides, convex semi-circular cutter, concave semicircle cutter, angle cutter, Slitter knives.

公司拥有先进的机械设备及雄厚的技术力量，能够生产：Φ8-300mm各种直齿形、元弧形、交错齿形、高低齿形整体硬质合金锯片铣刀、三面刃铣刀、凸半圆铣刀、凹半圆铣刀、角度铣刀、分条刀等。

Compromised adoption: In case of urgent need in production, the raw materials, accessory parts and semi-finished products with unacceptable characteristics limited within a certain scope can be concessively accepted in written form, but only limited to a certain time period or quantity.

4.4 回用：原材料、协配件、半成品不合格的特性在一定范围内，并限于一定期限或数量的产品因生产急需采取的书面让步接收认可。

In fact illegal prostitution and semi-legal concubinage is everywhere; when there was a clampdown on prostitution in 2000, economists saw a 1% fall in GDP.

但实际上非法卖淫和半合法的同居比比皆是。2000年禁止卖淫之后，经济学家发现中国的 GDP下降了1%。

Nowadays, scholars at home and abroad are apt to semi quantitatively and quantitatively evaluate the conductibility and seal ability of a fault, and evaluate it in a fashion of multi-dimensionally with its evolution history.

目前国内外学者正逐步把断裂疏导-封闭性的评价向半定量化一定量化发展，并结合断裂封闭演化史进行断裂多维封闭性研究。

This semi-analytical method is more accurate then the numerical methods. And it overcome the disadvantage of analysis methods such as conformal mapping, the position of cracks can be random.

此方法属于一种半解析半数值的方法，由于充分利用了解析的结果，因而具有比较高的精度，同时又克服了保角变换等解析法的局限，各裂纹位置可以是任意的。

By means of the complex variable function method and introducing the conformal transformation,the anti-plane shear problem about two semi-infinite collinear cracks in one-dimensional hexagonal quasicrystals was investigated and the exact solution to mode Ⅲ SIFs was found out.

利用复变方法，通过引入适当的保角映射，研究了一维六方准晶狭长体中双半无限共线裂纹的反平面剪切问题，给出了Ⅲ型裂纹问题的应力强度因子的精确解。

Our study regarded Pear and Aids Apricot tree which be used to develop afforestation by water-harvesting in Semi-arid Region on Loess Plateaus as experience forest. In the case of water-retaining agent, we study the physical effect of water-retaining agent on soil water shifting balance and water use efficiency through soil-water-atmosphere conium system.

本研究以黄土半干旱区集水造林的杏树和梨树为试验林分，采取以保水剂为中心的综合保水技术，运用土壤—植物—大气连续体理论和土壤物理学理论，系统地研究了保水剂对土壤水分动态及其利用效率的影响，得到如下主要结论： 1。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。