英语词汇Permian system怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	Permian system
释义	Permian system 简明释义二叠系网络释义 1 ?二叠系地质符号二叠系（Permian System）是指二叠纪时代构成的地层。现国际上和海内均分为上、中、下三个统。 2 ?二迭系 ... 二迭纪 Permian period 二迭系 Permian system 石化作用 permineralization ... 短语 1 carboniferous-permian system 石炭二叠系 2 the permian system 二叠系 3 lower permian system 二叠系下统双语例句 1 The Permian system of East Henan is well developed and widely distributed. 豫东二叠系发育良好，分布普遍。 2 The clastic rocks in Permian System at the southeast area of Ordos Basin contain tremendous potential in exploration of natural gas. 鄂尔多斯盆地东南部二叠系碎屑岩具有巨大的天然气勘探潜力。 3 The gas produced from Qugu-1 Well in Linnan area proved that the main gas source rock was the coal bed of the Carboniferous-Permian System. 临南地区曲古1井产出的天然气证明是源自石炭系和二叠系煤岩。
随便看	geometric drawing geometric dual geometric editor geometric effect geometric effects of genes geometric elastic stress concentration factor geometric element geometric ellipsoid geometric equation geometric equivalence geometric ergodicity geometric error geometric exhaustion geometric factor geometric fibre geometric fidelity geometric field geometric figure geometric figures test geometric fit geometric form geometric free camber of spring geometric fuel delivery geometric fuel delivery beginning geometric fuel delivery duration angle

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