quartz

quartz crystals.石英晶体

a quartz watch.石英表

quartz sand,[化]石英砂

quartz crystal,石英晶体

quartz vein,石英脉

quartz glass,石英玻璃

quartz tube,石英管

quartz diorite,石英闪长岩

quartz sandstone,石英砂岩

quartz powder,石英粉

quartz watch,n. 石英表；石英钟

quartz clock,n. 石英钟

fused quartz,熔凝石英

quartz plate,晶体片；水晶片；石英片

quartz lamp,石英灯

quartz oscillator,[电]石英振荡器；水晶振子

rose quartz,蔷薇石英，粉晶