Dimorphism The existence of two distinct forms.二型现象:出现两种不同的类型.These variables fishers and Bayes discriminant functions to distinguish sexual dimorphism the three strains.结果表明:不同品系性差不同,判别函数对于性别判定具有明显的实用价值....
要求定出用作电器开关簧片的薄板中的应力集中系数.The factors of stress concentration in thin plates used as springs in electric switches were required.公司创建初时,主要加工录音机机芯种类簧片.Cassette recorder core reed is the first product when Xingtao established...