锡 、 金 、 钛铁矿 、 锆英石 、 独居石及高岭土 、 耐火粘土等具有找矿潜力.Tin, gold, ilmenite, zircon, monazite and kaolin, fire - resistant clay and so have the potential for exploration....
Silicon is a hard, brittle material registering 72.6 on the Rockwell " A " hardness scale.硅是硬而脆的材料,根据Rockwell “ A” ” 硬度分度测值为72.6.Actually, I need to get to Rockwell Falls.事实上, 我必须去洛克威尔瀑布市.Good morning, Rockwell company. ...
Geodetic theodolites generally have circles of about 140 mm diameter.大地经纬仪的度盘直径一般为140毫米.The construction of geodetic graphs containing the longest cycle C 10 is studied.给出包含最长圈子是C10的测地图中,C10和它上的割线构成图的结构形式.Transformation ...