quartzous含石英的
quartzn.石英
quartz thick - vein石英大脉
quartz container tube石英储存管
quartz MEMS gyroscope石英微机电陀螺仪
quartz sand thickness石英砂垫层
quartz building clock石英建筑大钟
quartz-crystal unit石英晶体振子
quartz capillary tube石英毛细管
quartz pendulous reed石英摆片
quartz watch with LCD数字液晶显示式石英电子表
quartzitic sandstoone白泡石