常見例句The projects are situated at Dongchuan, Beiya, Habo and the Great Wall. 中國奧運會上獲得的金牌,還有金戒指、珠寶、足球獎杯等。英國國會也有很多地方用到了黃金。Lamprophyric veins spread widely in the Beiya gold mining area,among them the seven large-size veins are EW-trending. 北衙金礦區(qū)廣泛發(fā)育煌斑巖脈,規(guī)模較大的主要有7條,呈近EW向分布。The Beiya gold deposit with a large-sized prospective reserves is a polygenetic deposit related to alkaline syenite porphyry. 北衙金礦床是與堿性正長斑巖有關(guān)的具大型資源遠景的一個多成因礦床。Described narrow the larval configuration that Hua Beiya of board forehead flea plants, undertake comparative with congeneric larva. 描述了窄板額蚤華北亞種的幼蟲形態(tài) ,并和同屬幼蟲進行比較。Complex and superimposed magmatism and hydrothermal processes resulted in the formation of a superlarge gold and polymetallic ore district in the Beiya area. 北衙礦區(qū)復(fù)雜多樣、多期疊加活動的巖漿與成礦作用,造就了礦區(qū)大規(guī)模的成礦作用。The Beiya ore district, as a part of the Cenozoic alkali-rich porphyry belt in the eastern Tibet-western Yunnan-southeastern Yunnan area, possesses three types of alkaline porphyries formed at three stages, and has experienced repeated mineralization. 摘要北衙金礦區(qū)作為藏東-川滇西-滇東南喜馬拉雅期富堿斑巖帶的一部分,發(fā)育有3期成分不同的堿性斑巖,并經(jīng)歷了多期成礦作用。 返回 Beiya