查询词典 mathematical constant

Taking the overall crop yields or overall net profits on the whole planned area to be maximum as the targets respectively, the paper gives calculating formulae of rational irrigation quota in accordance with that the constant term of Y=f is smaller or greater than zero and the water use coefficient of irriga...

分别以整个灌区上的总净收益和总产量最大为目标，在假定仅种植单一作物，且地力及其它因素一致的条件下，给出了与Y＝Y中的常数项a大于或小于零以及灌溉水利用系数随灌溉面积变化与否相对应的作物合理灌溉定额的计算式。

2A_1-~2B_1 electronic transition,molecular constant,rotational energy term,isotopic effect

2A_1-~2B_1电子态跃迁，分子常数，转动能级谱项，同位素效应

Tests result showed that treated with antagonistic secondary metabolite cultured at a constant term of 4-10d, the relative inhibiting rates of all treatments were above 70% at 4% concentration after 7d.

研究了淡紫拟青霉次生代谢物质不同浓度、不同培养时段、不同培养基培养对尖孢镰刀菌菌落生长与孢子萌发的抑制作用。

The unitary linear regression analysis showed that the b value of regression coefficient and the a value of constant term were relatively small in Shajinhong, Shanhuang apricot, Chuanzhihong, Apple apricot, and Lanzhou apricot by comparing them with the degree of cold resistance.

结果表明：经一元线性回归，用回归系数b值和常数项a值来对比分析抗寒性大小发现：沙金红、山黄杏、串枝红、苹果杏和兰州杏等品种的这两个数值相对较小。

In the experiments, a constant value of 20 kV was used.

在实验中，不断地价值20千伏使用。

No significant difference in dissociation constant value was found between the two groups.

大鼠随机分为6个月的运动组和对照组。

There is still a serious problem with defining a variable to represent a constant value.

定义一个变量代表某一常数的方法仍然有一个严重的问题。

This value remains constant for the rest of the steps.

0，1。此值保持不变的其余步骤。

Revolving funds in the process of constant value, enterprises will be able to continuously develop and grow.

资金在循环过程中不断增值，企业才能够不断发展和壮大。

The biggest defect of traditional constant value analysis method lies in that the effects of uncertain factors are ignored.

传统的定值分析法最大的缺点就是没有考虑实际存在的不确定因素的影响。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。