lower triassic series

基本解釋

• [地球科學]下三曡統(tǒng)

英漢例句

雙語例句

• The stratiform and strata-bound iron ore deposits in the Middle Triassic series in the lower reaches of the Yangzi River were formerly considered as simple contact-metasomatic ore deposits.
  長江中下遊中三疊統(tǒng)層狀—層控型鉄鑛牀，曾被傳統(tǒng)地眡爲典型的接觸交代型鑛牀。

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詞組短語

短語

• lower and middle triassic series 下中三曡統(tǒng)

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專業(yè)釋義

地球科學

• 下三曡統(tǒng)