锆英砂65度以上的, ( 铁. 钛含量低的砂 ) 每月大概5000吨左右.Zircon above 65 degrees, ( iron. Titanium low sand content ) about a month about 5000 tons.一种具有弱磁性的黑色矿物,见于变质岩和火成岩中,晶体状铁钛氧化物, 是钛的来源.The mineral form of black iron oxide, Fe 3 O 4 manga...
The old man can't bear anyone in the family to oppose him.这位老人决不能容忍家里有人违抗他.Oppose extravagant eating and drinking and pay attention to thrift and economy.反对大吃大喝,注意节约.Oppose your views against mine.把你的观点和我的观点对照一下....
在三角洲挖战壕有什么用?What is the use of digging trenches in the Delta?他们在挖战壕以免受炮火的袭击.They were digging trenches to shelter the men from gunfire.他们还来不及挖战壕就受到了攻击.They were attacked before they had time to dig in....
Fans may undergo body searches by security guards.球迷可能要接受保安人员的搜身检查。to undergo minor surgery做小手术The planes have to undergo rigorous safety checks.飞机必须经过严密的安全检查....