Scheme 3: Base on the successful qualitative precitation forecast test, the quantitative precipitation forecast test is made.
方案（3） ：在定性降水量级预报试验成功的基础上，进一步进行定量降水预报试验。
According to the example on engineering qualitative testing of some draw water tunnel, introduced systematically its testing scheme, testing technique and testing effect.
文章以某引水隧道工程的质量检测为例，系统介绍了其检测方案、检测技术及检测效果。
Technology scheme decision is a complex process for a real laser product. Usually, qualitative analysis and logical judgement are used in this process.
对于具体激光器产品的设计，技术方案决策是一个复杂的过程，通常只能定性分析与逻辑判断，难以定量计算和分析。
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