Qitianling granite is a post - collisional , deep - sourced and hypabyssal, early Yanshanian high - K calc - alkaline granite complex pluton. 骑田岭花岗岩是燕山早期深源浅成的高钾钙碱性复式花岗岩岩体.
市中心到处是纵横交错的小巷道。The centre of the city is full of tiny intersecting alley-ways.钾盐矿井水平巷道使用的探头长度达到200米.The lengths of the probes used in horizontal hole in potassium mines were up to 200 m.论述了锚喷巷道的破坏原因并提出了对策.The destructive...
Whoops, it's past 11, I'd better be off home.哎呀，11点多了，我最好还是回家吧。It's not like you to be off your food.胃口不好，这可不像你了。Well, I'd better be off. Good day to you.好啦，我得走了，再见。...