The cyclical nature of scientific discovery has played its part, as has the industry’s misguided belief that it could “industrialise” the R&D process.
科学发现的周期性特征可能是原因之一，制药业错误地认为它可以使研发过程工业化。
R wave velocity is mostly relative to the nature of media in which wave can penetrate.
瑞雷波波速主要与其穿透深度范围内的介质物理性质有关。
The active Methyl PEA isomer, R-beta Methylphenylehtylamine – found botanically in nature and found also in chocolate, is a simpler form called PEA has been called the love compound.
积极甲基异构体豌豆，研究β - Methylphenylehtylamine -发现植物的性质和巧克力中也发现，是一种简单的形式要求豌豆被称为爱化合物。
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