英语释义

1. measure in one direction
the dimensions of the room specifically one of three coordinates (see coordinate entry 3 sense 1a) determining a position in space or four coordinates determining a position in space and time

2. one of a group of properties whose number is necessary and sufficient to determine uniquely each element of a system of usually mathematical entities (such as an aggregate of points in real or abstract space)
the surface of a sphere has two dimensions also a parameter (see parameter sense 1) or coordinate variable assigned to such a property
the three dimensions of momentum

3. the number of elements in a basis (see basis sense 5) of a vector space

4. the quality of spatial extension magnitude, size
… the town's modest dimensions and leisurely ways …
— Jane Shellhase

5. a lifelike or realistic quality
uses eccentric dialogue to add dimension to her characters

6. the range over which or the degree to which something extends scope —usually used in plural
the vast dimensions of the disaster

7. one of the elements or factors making up a complete personality or entity aspect
the social and political dimensions of the problem

8. bodily form or proportions
… my dimensions are as well compact, my mind as generous, and my shape as true …
— Shakespeare

9. any of the fundamental units (as of mass, length, or time) on which a derived unit is based also the power of such a unit

10. wood or stone cut to pieces of specified size

11. a level of existence or consciousness
… a secular as well as spiritual dimension …
— Catherine Bates

12. to form to the required dimensions (see dimension entry 1 sense 1a(1))
a table dimensioned to fit the space

13. to indicate the dimensions of (as on a drawing)
dimensioning the plans

14. the length, width, height, or depth of something a measurement in one direction (such as the distance from the ceiling to the floor in a room)

15. the amount or number of things that something affects or influences

16. a part of something

17. the length, width, or height of something

18. measure in one direction specifically one of three or four coordinates determining a position in space or space and time

片语

dimensionless expression无量纲表达式

dimensionless coefficient[数] 无因次系数

dimensionless pressure无因次风压

dimensionless parameter[物] 无量纲参数；[数] 无维参数

dimensionless unit[物] 无量纲单位

dimensionless quantities无量纲量

Dimensionless method层次分析法

dimensionless number[数] 无因次数；[物] 无量纲数

dimensionless scale无因次比尺

英汉例句

• suppose you will find for this... for this dimensionless number, 0175 suppose you find minus 0.0175, which is the solution for n one... na so you「ll see that.

  假设，你找到。,无因次数，比如说找到-0。,这是n，1的解。,是1，ns是1，na，is，one，and，for，ns，is，one。,你将会看到。

• however, the calibration of the dimensionless stress intensity factor, which is an important mechanical parameter, is still in question.

  但是，该试样的重要力学参数即无量纲应力强度因子的标定尚有问题。

• with the ratios of design thickness to initial thickness of membrane elements as design variables, design variables linking is implemented by dimensionless design variables.

  以膜单元的设计厚度与初始厚度的比值为设计变量，通过设计变量的量纲一化实现了设计变量的连接。

• and based on the relations of compressibility factor and viscosity of the gas versus pressure, the relations of these parameters versus dimensionless pressure are also built.

  同时通过对气体压缩因子、黏度随压力、温度的变化，建立了这些参数和无因次压力的关系；

• and i think people would start looking to see, well, maybe other dimensionless ratios like the ratio of the mass of the electron to the mass of the proton are changing.

  而且我认为人们也会开始考虑，像电子的质量对质子的质量的比值，也许其他无量纲的常数也在发生变化。

• the results of simulation indicated that the dimensionless pressure drop reduction was up to 19.2%.

  计算结果表明，在给定的简单模型中，无量纲压降比最高可达19.2 % 。

• the lifting velocity of well winches is optimized by dimensionless parameters in this paper.

  本文用无量纲提升参数，对立井提升速度进行了优化。

• arming sensitivity of a zigzag device is analyzed by means of a dimensionless model.

  采用无量纲模型，分析了曲折槽机构的解除保险灵敏度。

• dimensionless criteria that dictate the process are summarized, and influence of the ground-water flow on the heat transfer is discussed accordingly.

  归纳得出影响这一传热过程的无量纲量，并分析了地下水渗流对地热换热器中温度场的影响。

• then, paper redefines the traffic congestion level, and defines a dimensionless parameter to quantify the traffic congestion level.

  重新定义了交通拥挤，并以此来定义一个无量纲量来量化交通拥挤度，建立模型。

• by means of dimensionless analysis an experimental correlation for predicting stability of system is obtained and stability threshold diagrams have been found.

  采用无因次分析法得到了预测系统稳定的经验关系式，并得到了判断系统稳定性的界限图。

• both natural unit and dimensionless transformation are usual methods used in scientific research.

  采用自然单位和无量纲变换都是科研上常用的方法。

• the dimensionless parameter called 「optical dimension」 of the fiber is introduced, from which a new dispersion formula of smof is derived.

  文中引入了光纤的「光学尺寸」这一无量纲参数，并由此导出了新的单模色散公式。

• in non linear packaging system, the system parameter and dimensionless dropping shock velocity are the evaluation quantities.

  对于非线性包装系统，系统参数和无量纲跌落沖击速度是产品跌落破损的评价量。

• skin factor is a dimensionless form of additional pressure drop occurred at oil and gas inflow procedure.

  表皮因子是反映油气向井流动时附加压降损失的无因次解式。

• the point of this convoluted procedure is that this combination of multiplication and division produces a pure, dimensionless number.

  这个复杂运算过程的关键在于，这种乘除法混合物生成了一个纯粹的无因次数。

• vs-va it will also give you vs minus va, which is really the speed with which peter has to throw it, but very cleverly, the program works with a dimensionless parameter which is this value.

  给出，也就是peter扔,三明治的速度，很聪明的是,这个程序是用无维参数,就是这个值。

• for a single mode light, two dimensionless quadrature operators are defined which are proportional to the usual position and momentum operators respectively.

  对于一单模光场，定义两个无量纲的正交振幅算符，它们分别与坐标和动量算符成正比。

• the acid-catalyzed hydrolysis of epichlorohydrin is studied with the method of dimensionless parameter for the first order reactions in this paper.

  用一级反应的热动力学无量纲参数法研究了环氧氯丙烷的酸催化水解反应。

• finally the dimensionless backmixing rate is correlated with the operating parameters and geometric parameters.

  对无因次返混流率与操作参数和几何参数进行了关联。

• this is a dimensionless number because it」s length divided by length.

  这儿没有量纲,因为是长度除以长度。

• this article introduces a new dimensionless tabulation method to calculate reinforcement of t-section beams.

  介绍了一种新的无量纲表格法来计算t形梁的正截面配筋。

• the model parameters are estimated by the optimal method of nonlinear programming, and the equivalent mixing coefficient is regressed in a dimensionless equation.

  模型参数用非线性规划的最优化方法进行估计，得到了计算液相当量混合系数的无因次回归方程。

• this paper describes the methods of fan testing and making fan property curve by dimensionless characteristic coefficient for the cooling fan of air-cooled engines.

  论述了风冷发动机冷却风扇的试验法和用无因次特性系数法制取风扇特性曲线的方法。

• this paper presents a dimensionless characteristic calculation methodfer radial-inflow turbines.

  本文提出了径流涡轮无因次特性的计算方法。

• a plot of dimensionless injection and production curve as presented in this paper is derived by taking both injection and production as a unified system based on the principle of material balance.

  本文所介绍的无因次注入曲线，无因次采出曲线是从物质平衡的基本原理出发，从注水、采油整个系统考虑而提出的。

相似词

bulk(Bulk)人名；(土)布尔克

extent程度；范围；长度

magnitude大小；量级；[地震] 震级；重要；光度

measure测量；估量；权衡

measurement测量；[计量] 度量；尺寸；量度制

proportion使成比例；使均衡；分摊

size一定尺寸的