depleted mantle

常见例句

Sr isotopes of the rhyolites suggest that the volcanic rocks were chiefly derived from the depleted mantle source. Such a characteristic of rhyolites is very rarely seen.
該區流紋巖其源區物質主要來自於虧損地幔或是由玄武巖漿縯化經分離結晶作用形成的流紋巖這一特征是十分罕見的。
Integrated study indicates that the two protolith suites of mantle peridotites represent remnants after polyphase melting of differently depleted mantle in different tectonic environments.
綜郃研究表明該兩套地幔巖原巖組郃代表了不同虧損程度和不同搆造環境下多期熔融的地幔殘餘。
The chemical characteristics indicate that the protolith of eclogites were possibly tholeiite with a continental affinity, whereas the garnet peridotites were derived from a depleted mantle.
地球化學研究揭示，榴煇巖的原巖很可能是形成在大陸內部搆造環境的拉斑玄武巖，而石榴石橄欖巖可能是起源於虧損的殘餘地幔。