Heat resistance identification is the basic job in variety selection for hot seasons, as well as for breeding of heat resistant varieties.
种质耐热性鉴定是在炎热季节选择相对适宜品种和培育耐热叶用莴苣品种的一项基础工作。
By comparatively analyzing the user requirements and variety characteristics, the variety selection model was developed by calculating the confident level of variety.
将用户要求的品种特性和品种的实际特性进行比较分析，通过计算品种置信度，建立了品种选择模型。
By quantitatively calculating suitability of variety characters to environmental conditions and production requirements, a knowledge model for variety selection was established.
通过定量计算油菜品种特征值与环境因子和生产需求之间的符合度，建立了适宜品种选择的量化知识模型。
The gas variety selecting valve has a simple structure, and can be used for substituting the original manual gas variety change to perform automatic gas variety selection.
本发明的一种气种选择阀其结构简单，能替代原来人为的更换气种进行自动选择气种。
The gas variety selecting valve has a simple structure, and can be used for substituting the original manual gas variety change to perform automatic gas variety selection.
本发明的一种气种选择阀其结构简单，能替代原来人为的更换气种进行自动选择气种。
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