扩散时间 meaning in English
diffusion time
Examples
- As diffusing time prolonged , the value of dci became higher but dk lower
随扩散时间的延长，氯离子扩散明显快于钾离子。 - According to the generation hydrocarbon ctrical time , this paper determined the beginning time of gas diffusion
根据烃源岩生烃面积的门限时间确定其开始扩散时间。 - And the diffusion coefficient of leakproof laminate is tested to get the diffusion time in seawater , which shows that the properties of leakproof laminate can meet the technology requirements of leakproof in two years
同时测定了防渗漏层的扩散系数，确定了防渗漏层抗人工海水的扩散时间，结果表明防渗漏层可达到防渗、抗渗2年的技战术指标。 - The performance of devices is directly decided by the impurity distribution in the diffused region , and the impurity distribution may be affected by the material thermal properties , the mechanism of diffusion , the power of laser and the diffusion time
激光诱导扩散过程中,基片的热物理特性、扩散源的扩散机理、激光束的功率大小和扩散时间以及光束的聚焦状况等等,都会对扩散结果产生重要的影响,而扩散层的杂质分布情况将直接决定器件的性能指标。 - Many factors regarding the modifying coefficients of circular and rectangular section are analyzed : ( 1 ) it is theoretically proved that the diffusion coefficient of cl - in concrete is dependent of modifying coefficients ; ( 2 ) through analysis of the results of numerical value calculation , it is discovered that the relation between the modifying coefficients and the thickness of protection layer of concrete is linear , from which the function expression of these two variables is gain ; at the same time , the influence on modifying coefficient of the radius of circular section and the thickness of cl - on the surface of concrete ; based on these , practical calculating method of beginning corrosion time of steel of circular section is set up ; ( 3 ) to rectangular section , the diffusion of cf in concrete is two - dimension diffusion
讨论了影响矩形截面以及圆形截面修正系数的因素： ( 1 )从理论上证明了氯离子在混凝土中的扩散系数与修正系数无关； ( 2 )通过圆形截面数值计算结果的分析，发现圆形截面修正系数与保护层厚度基本成线性关系，并建立了二者之间的联系；分析了圆形截面半径、混凝土表面氯离子浓度对修正系数的影响，从而建立了圆形截面钢筋初始锈蚀时间的实用计算方法； ( 3 )在矩形截面氯离子侵蚀下，混凝土处于二维扩散状态。本文通过计算分析，证明二维扩散的影响区域从边角开始向中间逐步扩散，并证明了二维扩散影响区域依赖于氯离子扩散系数与氯离子扩散时间的乘积。