试验表明,水稻、小麦和甘蓝叶片的临界表面张力分别为36 。
The result of this experiment showed that the critical surface tension needed by rice, wheat and wild cabbage leaves was 36.
本文应用单丝接触角测定仪测定了不同偶联剂处理的玻璃纤维临界表面张力。
Monofilament contact Angle meter has been used to measure the critical surface tension of glass fiber treated by different coupling agents.
使得塑料临界表面张力、粗糙度、印墨附着力得到提高,从而改善其印刷适性。
The critical surface tension, coarse degree and the oil ink adhesive force of plastics were improved, so the print adaptability was improved.
测定结果表明,水稻、包菜与棉花的临界表面张力值相差近一半,说明不同植物的临界表面张力值有很大的差异。
The result showed that the critical surface tension was remarkable difference among different plants, the critical surface tension of cotton was almost as twice as rice and cabbage.
通过测定水稻、小麦、包菜、棉花等植物临界表面张力值的实例,阐述了测定植物临界表面张力值的方法与过程。
The method and process of measure of the critical surface tension of plant was stated and the critical surface tension of rice, wheat, cabbage, cotton and so on was measured.
当传感器发现粉尘浓度达到了临界水平,就有一定的电荷促使该材料发出除尘波越过其表面。
Sensors detect when dust concentrations reach a critical level and then an electric charge energises the material sending a dust-repelling wave across its surface.
当粒子或其他东西,通过辐射或粒子的方式,并且能量高于临界值,撞击到硫化锌的表面上的时候,就会发光。
And, when zinc sulfide is hit by particles or by anything, by radiation or by particles of greater than a certain critical energy, there is a glow.
举个例子来说,我们谈论的临界频率是,光从金属表面逐出一个电子,所需的最小频率。
So, for example, we were talking about a threshold frequency as in a minimum frequency of light that you need in order to eject an electron from a metal surface.
低于一定的临界值的话,它们将不足以克服表面气体的对流混合,因而太阳黑子将完全消失。
Below a certain threshold, they will not be strong enough to overcome the convective mixing of the gas at the surface, and spots will disappear altogether.
表面上看来明朝在1390年代早期达到了这个临界点。
但油淬情况就不是如此,因为油淬时在淬火临界阶段零件表面的温度可能仍然很高。
This is not true in oil quenching, when the surface temperature may be high during the critical stages of quenching.
在大多数预先设定的阈值与预定的临界水平和热表面(中期)温度探测器温度应用程序不完全相同。
In most applications the pre-set threshold temperature of probes with predetermined threshold levels and the temperature of the hot surface (of the medium) are not exactly the same.
观察那一编号的蜡条并不损坏纸的表面,就可确定纸的抗剥性。这个编号称为“临界蜡号”。
By observing the designation number or the wax that does not disturb the surface of he paper, the pick resistance of paper is determined. This number is called the critical wax number.
当铜合金表面的电镀纯铜层厚度超过一个临界值,表面电镀纯铜处理可以明显改善材料的耐氧化剥离性。
As the electroplating pure copper layer on copper alloy exceeds a critical thickness, the surface electroplating treatment can improve the copper alloy's resistance against oxidation failure greatly.
SDS的表面张力及临界胶束浓度的变化与添加的环糊精的性质有关。
The surface tension and critical micelle concentration of SDS were influenced by the properties of the cyclodextrins added.
重点研究了加工单晶材料时晶向对临界切深、微切削力和表面粗糙度的影响;
The crystallographic effects on critical depth, micro cutting forces and surface waviness when machining single crystals are emphatically investigated.
综合实验结果得出多孔薄层表面上临界沸腾热流计算关联式。
A calculating equation of critical heat flux on the porous surface is gotten on the basis of the experiment.
该传感器用于应变,温度,热通量,和表面流动,以及用于未来的空间和空气的车辆部件的临界车辆健康监控和表征。
The sensors are used for strain, temperature, heat flux, and surface flow, as well as for critical vehicle-health monitoring and characterization of components of future space and air vehicles.
还测定了所合成产品的表面张力和临界胶束浓度。
Surface tensions and critical micelle concentrations of the products were also determined in this paper.
测试了磷酸酯的水溶性、乳化力、表面张力、临界胶束浓度等性能。
The water-solubility, emulsifying ability, surface tension, critical micelle concentration(CMC) of phosphate were determined.
结果超临界CO2萃取中加入非离子表面活性剂的多元醇混合体系可大大提高丹酚酸b的提取率。
ResultsSupercritical CO2 adding nonionic surfactant mixed system of the polyol could significantly enhance extraction rate of Salvianolic acid B.
去膜表面发生点蚀的临界电位低于膜覆盖表面发生点蚀的临界电位。
The pitting critical potential of the fresh surface is lower than that of the surface covered by passive film.
综述了近年来国内外学者对超临界气体在固体表面吸附的研究情况。
Progress in the studies on the adsorption of supercritical gases at solid surfaces has been reviewed.
讨论了直刃位错临界攀移距离和温度的关系,指出了表面上相对稳定的位错组态。
The relationship between critical climb distance and temperature of straight edge dislocation was discussed.
当液体沿固体表面的流速超过临界速度时,出现滑移,这样能实现减阻;
When the flow rate of the liquid slipping along the solid surface exceeds that of a critical speed, slipping will occur and drag reduction will be realized consequently;
对于不可压缩弹性半无限体,概述在双向受载下自由表面的失稳分析,给出失稳的临界条件。
An analysis of surface instability of an incompressible half space under biaxial loading is summarized, and the critical condition for the onset of surface buckling is given.
本文提出通过超临界CO_2流体技术对基体膜进行接枝改性,改善基体膜表面亲水性及抗污染性能。
In this paper, the surface graft polymerization of porous membrane in supercritical carbon dioxide (SC CO_2) was proposed to improve the hydrophilic and antifouling properties.
提出了反射镜后表面外冷却临界厚度的概念,并得到一个关于多脉冲积累效应的幂定标关系。
A concept about critical cooling thickness of mirrors has been suggested, and a scaling law of multi-pulse accumulative effects has been obtained.
通过对表面活性剂表面张力、临界胶束浓度及溶液对煤体接触角的理论及实验分析,得到表面活性剂的性能指标。
Performance of surfactant can be got by pure analysis and experiment, which explores surfactant' s critical micell concentration, surface tension and coal's contact angle.
研究表明,分子体积、分子支链化程度以及分子表面的静电分布等定量结构参数可以有效地估算有机物的临界体积。
It was suggested that quantitative structure parameters or molecular descriptors can give effective prediction of the critical volume.
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