threshold concentration是什么意思

网络释义

用法例句

The threshold concentration (or minimum substrate, S min ) is discussed in this article.

讨论了有关有机物生物降解极限浓度 (Smin)的定义 ,介绍了热力学测定方法、动力学测定方法和扩散测定方法等 3种测定极限浓度的方法。

This paper provided a method to evaluate the kinet ic threshold concentration of phenol biodegradation.

从动力学和热力学角度研究表明 ,有机物的生物降解存在极限浓度 ( Smin)。

Study on limiting concentration of non-uniform particle flow;

不均匀高浓度颗粒流动的极限浓度研究

A numeric method for computing limiting concentration of light component in the distillate of binary batch distillation under constant reflux ratio and hold-up in the column is introduced.

介绍了采用恒回流比操作方法,在塔顶、塔板持液时,间歇精馏二元理想混合物,馏出液中轻组分极限浓度的数值计算方法。

In this paper,the main factors influencing sediment dry density were analyzed,and it was pointed out that the limit concentration of slurry is one of the important indexes affecting sediment dry density.

分析了干容重的主要影响因素,指出浆体的极限浓度是影响干容重的重要指标之一。

The influencing factors of dry density and the angle of repose are emphatically analyzed;and from the correlation between slurry limit concentration and the angle of repose, a calculation formula of dry density is deduced.

分析泥沙干容重及水下休止角的影响因素,并且从极限浓度和干容重的关系出发,推导出干容重的计算公式。

Based on the international standard the system for determining the limiting oxygen content(LOC) was established.

论文根据国际标准建立了转炉煤气的极限氧浓度测试系统,利用分压法配制了多种不同组分的转炉煤气样气并进行了爆炸测试,得到转炉煤气的极限氧浓度为6。

The investigation deals with the concentration explosive limits, explosive morphology, the pressure waveforms and other influential factors.

探索了浓度爆炸极限、爆炸形态与波形及其影响因素。

It Probed into the effect of concentration explosive limits caused by the nature of explosive gases, the damping effect of polybasic Gas caused by CO, as well as the conjunct oxidative and inductive effect .

探索了可燃性气体本性对浓度爆炸极限的影响、CO对多元瓦斯气体的阻尼效应以及C2H4与CO间的协同氧化诱导效应。

Fatal concentration was Caucasian Clover 1.2%, Red Clover 1.2%, White Clover 0.9%.

耐盐极限浓度分别是:1.2%,1.2%,0.9%。

The reasonableness of the numeric method for computing limiting concentration of light component in distillate is confirmed using the calculated results of the example.

通过举例计算检验了馏出液中轻组分极限浓度的数值计算方法的合理性。

blood alcohol concentration limit [BAC limit]

血液中的酒精浓度限度

Seeking the Limiting Value of Equilibrium Constant in Consecutive Reaction by the Determination of Single-Component Concentration;

由单组分浓度的测定求连串反应平衡常数的极限值

However, membranes tend to foul as concentrated material builds up at the membrane surface and viscosity increases, and this limits concentrations that can be obtained.

然而,浓缩物料在膜表面堆积和粘度增加使膜极易被污染,这样就限制了浓缩的进行。

radioactivity concentration guide

放射性浓度指导限值

The lower flammable limit is listed as 2 percent but testing has shown flammability at levels well below this concentration when various diluents are introduced.

列出的可燃极限的下限是2%，但试验显示，当引入不同的稀释剂时可燃范围远远低于这个浓度。

The greatest or utmost degree or point.

极端，极度最大或极限的程度或终点

The EEL represents a cumulative exposure limit taking into account both the time of exposure and the concentration at which the exposure occurs.

EEL代表了一个既考虑了暴露时间又考虑了暴露发生时的浓度的累积的暴露极限。

The reaction rate is limited by the concentration gradient of oxygen in the sample.

反应速率受试样中氧浓度梯度的限制。

limiting lateral acceleration test

极限侧向加速度试验

maximum limit of speed setting

速度调节的最大极限

height at working ultimate load

工作极限负荷下的高度

repeated bending stress strength

反复弯曲疲劳强度极限

crushing strength at elastic limit

弹性极限的抗压强度

The Methodology and Analysis of Computing the Ultimate Strength of Hull and Damaged Hull;

船体极限强度及受损船体剩余极限强度分析

external-type idle limiter

外装式怠速浓度调程限制器

internal-type idle limiter

内装式怠速浓度调程限制器