quartzous含石英的
quartzn.石英
quartz force transducer石英测力感传器
quartz tungsten halogen卤光灯
quartzose accelerometer石英加速度计
quartz mechanical filter石英机械滤波器
quartz-ceramics roller石英陶瓷辊
Quartz crystal component石英晶体
quartz spring granimeter石英弹簧式重力仪
quartz spectrophotometer石英分光光度计
quartz micro - powders石英微粉
quartz vein gold deposit石英脉型金矿