A stochastic crack growth procedure which based on the determined crack growth model is presented in the paper.
在确定性袭纹扩展模型的基础上,建立了疲劳裂纹扩展的随机模型。
In VGF crystal growth procedure, the crystal growth rate depended on the temperature at control point and the cooling rate.
VGF技术生长晶体时,晶体的生长速率主要取决于控温点的温度及降温速率。
Based on the analysis of the stands growth procedure and the site features, we provided the parameter criterion used to sort the low quality and low benefit Masson Pine secondary stand.
根据对各等级的林分生长过程及其立地特征的分析,提出了划分马尾松低质低效林的技术参数标准。
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