Please outline the composition principles for ascertaining a nutrient solution formula.

请简要说明在确定营养液配方时的组成原则。

youdao

The suitable nutrient solution formula was calculated according to the water quality in Beijing.

根据对主要大量元素的实际吸收情况，推算网纹甜瓜合适的营养液配方。

youdao

In this paper, using total differentiation method and variation of constants, we give general solution formula of Bernoulli equation with different methods.

本文使用全微分法和常数变易法，从不同角度给出伯努利方程通解的公式。

youdao

The logical solution would be to update the formula, to take account of half a century's worth of hydrology.

ECONOMIST: The Pecos river

Thus, what is ultimately needed is not just a diplomatic solution but also a conflict-settlement formula to reconcile the two East Timorese communities.

CNN: FOR 'AUTONOMY' IN EAST TIMOR

Further, the SGR issue is about to become a thing of the past as Congress moves toward reaching a permanent solution to the problem created by an outdated formula that puts physicians in a position of taking major pay cuts from Medicare each year.

FORBES: GOP Returns To 'Death Panels' Narrative In Desperate Effort To Change The Medicare Story