求翻译：上个世纪60年代的美国，著名营销学家麦卡锡提出了4P理论。1953年，尼尔•博登提出了“市场营销组合”这一概念，认为市场需求在一定程度上受到12个“营销要素”（或称“营销变量”）的影响。是什么意思？

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The 1960s the United States, the famous marketing historian McCarthy raised four P Theory. • 1953, Neil borden proposed the "marketing mix." This concept that market demand to a certain degree by 12 "Marketing elements" (or "Marketing") variable.

Last century 60's US, renowned marketing scientist Mccarthy advanced the 4P theory.In 1953, Neil•Borden proposed “the market marketing combination” this concept, thought the market demand to a certain extent comes under 12 “the marketing essential factor” (or calls “marketing variable”) the influenc

60 of the last century of the United States, famous McCarthy made a 4P theory of marketing. In 1953, Neil Borden proposed the "marketing mix" of the concept, think that market demand, to some extent be 12 "marketing" (or "marketing variables") effect.

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