The Indians chipped flint arrowhead.印第安人凿制燧石箭头.An arrowhead is never used at the radius center.箭头永远不可以指向圆心.Only the arrowhead , carved from some milky blue stone, had any color.只有箭头, 是用乳状的蓝宝石雕刻的, 发出一些色泽....
Only the arrowhead , carved from some milky blue stone, had any color.只有箭头, 是用乳状的蓝宝石雕刻的, 发出一些色泽.An arrowhead is never used at the radius center.箭头永远不可以指向圆心.Zig - zag line with arrowhead used to indicate a communication l...
On valves controlled remotely, the position indicators may be used for microswitch contact.当阀门处于远程时, 位置指示器可用于微动开关接触装置.All indicators of AFP surveillance system achieved the requirement of MOH.AFP病例监测系统评价指标均达到了卫生部的要求.The ...