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石英岩芯
1、quartz sinks───石英水槽
2、core───n.核心;要点;果心;[计]磁心;vt.挖...的核;n.(Core)人名;(英)科尔;(西、意)科雷
3、emeraldine quartz───翡翠石英
4、rose quartz───[矿物]蔷薇石英,粉晶
5、amethystine quartz───紫水晶
6、chronograph quartz───计时石英
7、cambria quartz───寒武纪石英
8、tourmaline quartz───电气石石英
9、quartz───n.石英
1、Quartz sand core, which is made in accordance with a special core making technique of casting, is one of common materials used in Investment casting.───石英砂型芯是采用熔模精密铸造的常用材料,通过特定的制芯工艺制成的一种铸造用型芯。
2、Nut is widely used in electronic components, potentiometer, quartz core machine, lamp and so on.───螺母广泛应用于电子元器件,电位器,石英钟机蕊,灯具等。
3、Silicates such as mineral quartz drifted downward and mixed with denser materials as they reached Earth's core.───石英等硅酸盐向下漂移,在到达地核时与密度更大的物质混合。
1、Nut is widely used in electronic components, potentiometer, quartz core machine, lamp and so on.
2、The tantalite mineralisation at Portee appears to be associated with quartz core zones, zones of K-metasomatism and with eluvial concentrations.