The strength for hardening calcined kaolinite-Portlandite-gypsum system is derived from the quantity of forming ettringite.
煅烧高岭石-石灰-石膏硬化体的强度与钙矾石生成量的多少相关。
Finally, employing the equivalent electricity quantity approach, the steady state output voltage expression of charge pump is derived.
紧接着采用等效电量关系法详细地推导了电荷泵的稳态输出电压表达式。
In this paper, a simple formula is derived to calculate the tape quantity in tape overlap wrapping. It is proved that the formula has very good accuracy.
本文推导了一个用来简便计算布带重叠缠绕胶带用量的公式。实际使用情况证明，该公式具有很高的精度。
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