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1·Intermediate colour a colour produced by mixing a primary colour with a secondary colour.

原色和二次色混合所造成的颜色。

2·Intermediate colour: a colour produced by mixing a primary colour with a secondary colour.

间色：原色和二次色混合所造成的颜色。

3·The fluid-rock interaction in some jadeite jade, as well as the enhancement of colour and structure could be observed in the secondary reducing process.

一些翡翠在表生还原条件下可观察到明显的水岩反应过程以及颜色与组织的改变。

4·It can avoid the particles gathering and colour blackening if the potassium is added in direct reduction for MoO 2 from secondary ammonium molybdate.

仲钼酸铵直接还原成二氧化钼时加钾，可克服产生颗粒聚集、颜色发黑等还原不良现象。

5·The sequence from the primary to secondary is carat, colour, cut and clarity. New national standard is more perfect than the old, but there are some defects to be improved.

新的钻石分级国家标准较原国家标准更趋完善，但仍有一些有待补充之处。