近地表火成巖 的英文怎麼說
中文拼音 [jìndebiǎohuǒchéngyán]
近地表火成巖
英文
volcanics- 近 : Ⅰ形容詞1 (空間或時間距離短) near; close 2 (接近) approaching; approximately; close to 3 (親...
- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 火 : fire
- 成 : Ⅰ動詞1 (完成; 成功) accomplish; succeed 2 (成為; 變為) become; turn into 3 (成全) help comp...
- 巖 : 名詞1. (巖石) rock 2. (巖峰) cliff; crag
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It was also indicated by the studies on a large number of pb isotope that pb in ores of the deposit chiefly came from volcanic rocks in the strata and later intrusions with derivation of a little pb from the normal deposit stratum
大量pb同位素研究也表明,礦床的礦石鉛源跨越了下地殼、地幔和造山帶演化線,形成混合鉛帶,多集中於地幔和造山帶演化線附近,暗示pb主要來自地層中的火山巖和後期的侵入巖,少量來自正常沉積地層。
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