按指数生长模型计算出生长速率常数和总发热量，进而求出最佳用药质量浓度。
In the logarithmic phase of growth, according to an exponential law, the growth rate constant and heat output at different concentration of pilose autler had been calculated.
对泰和乌骨鸡种蛋的主要物理性状指标如蛋形指数、蛋壳厚度、蛋的各组成部分在总蛋质量中所占的比例以及蛋的密度等进行分析。
Major physical characters such as egg shape index, shell thickness, the proportion of each component of egg to total egg and density are analyzed for the breed eggs of Taihe silkies in this paper.
提出各类及总的经济质量指数的计算思想和公式。
Put forward the calculation thought and formula of all kinds of total economic performance figures.
应用推荐