关于quarrying的百科

• quarrying造句怎么写

• Theyarequarryingthehillsideformarble.Theyarequarryinginoldmanuscripts.Karstlandscapesarealsothreatenedbylimestonequarrying,Toomeysaid.Theseincludecoalmining,quarrying,oildrilling,andtheinjectionofwastewaterintotheground.Heiscurrentlyinvolvedinfieldwo...
• 2017-01-0616213