colouration的意思|示意

The regularity is significant for explaining colouration of pearl , appraising the colour and identification pearls.

这对珍珠的颜色成因解释 、 评价和鉴定均有意义.

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The developments of technologies for plastics colouration with colour master - batches were mainly introduced.

重点介绍了塑料色母粒着色技术的进展.

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With this special requirement of surface colouration, general dyeing process is not available.

对于这种表面着色的特殊要求, 一般染色工艺是达不到的.

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