“early-middle Jurassic coal measures”的概念、定义、翻译、参考文献-科学参考

单词	early-middle Jurassic coal measures
释义	early-middle Jurassic coal measures Encyclopedia 理学早-中侏罗世煤系释 early-middle Jurassic coal measures早—中侏罗世煤系早—中侏罗世地层发育时期连续沉积形成的一套含有煤层并具有成因联系的沉积岩系。是中国中生代重要含煤岩系之一。
随便看	sampling theorem sampling theory sampling unit sampling up-the-ramp sampling with arbitrary probability sampling with equal probabilities sampling with equal probability sampling with non equal probabilities sampling with non-equal probabilities sampling with nonequal probabilities sampling without replacement sampling with PPS sampling with probabilities proportional to size sampling with probability proportional to size sampling With replacement sampling with replacement sampling with unequal probabilities samploscope Sam Raimi Sam Ramsamy SAMs Samsak Usta Samsara Sam Shepard Samskaras

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