“margin of cultivation”的概念、定义、翻译、参考文献-科学参考

单词	margin of cultivation
释义	margin of cultivation Geography The distance from a market where the revenue from a product exactly equals total cost. If production costs are the same whatever the distance from the market, transport costs determine the margin of cultivation. See Imai (1985) Annals Tohoku Geog. Assoc. 37, 4, 279.
随便看	opalescence op-amp opaque mineral opaque policy measures op code op-code OPEC open open architecture open-area test site open ball open-cast mining opencast mining open chain open channel open circuit open-circuit impedance open-circuit voltage open circulation open cluster counter-party credit risk counterpoised beam balance counterpossible counter-radiation Counter-Reformation

科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。