常見例句雙語例句The ore bodies are confined to Yanshanian metamorphosed rhyolite porphyry and felsite.礦體賦存在燕山期變質(zhì)流紋斑巖、霏細(xì)巖中。The Beiyu trondhjemite, together with felsite porphyry and gabbro, forms an intrusive complex extending S-N in the western part of the Zhongtiao rift.北峪奧長(zhǎng)花崗巖 (體 )位于中條裂谷的西部 ,和霏細(xì)斑巖及輝長(zhǎng)巖組成侵入雜巖體 ,呈南北向展布。 返回 felsite porphyry