Plot demand and marginal revenue, and total revenue qp (q) as a function of q.
将需求，边际收益，总收益表示为q的函数。
A marginal narrative style is embodied in the creation of eastern and western novels and at back of incredible plot is the essence of the difficult position of human existence.
东西小说创作体现出一种边缘化的叙事姿态，故事荒诞化的背后实际上是对人类生存困境和存在本质的关注。
Research on the marginal effect of wheat experimental plot;
农作物品种产量试验中边际效应是普遍存在的。
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