0-SEPA fine quartz separator  O-SEPA选粉机

595# quartz vein  595#石英脉; 文化落后

a quartz + kalifeldspath + silver(gold) assemblage  石英+冰长石+银(金)组合

a slotted quartz tube  单缝石英管

acoustic quartz  传声石英

acoustic quartz delay line  声石英延迟线

Active powder quartz  粉石英

Aeolian quartz  风成石英

alpha quartz  石英; 专家系统

altered quartz porphyry  蚀变石英斑岩

amphibole-plagioclase-quartz barometry  李子园群

Analogue quartz clocks  指针式石英钟

anisotropic crystal quartz  各向异性石英晶体

antimonial (auriferous) quartz-calcite vein  含金锑水晶石英—方解石脉

Antimony-gold quartz vein  锑金石英脉

Arenaceous Quartz  石英砂

artificial quartz crystal  人造石英晶体

artifitical quartz  人造水晶

aspirated quartz-crystal thermometer  通风石英晶体温度计

assembled quartz pressure sensor  组装式石英压力传感器