[化] 铅媒染剂

lead mordant的用法和样例：

例句

A modent mordant helps fix the dye to the material.媒染剂有助于将染料附着于材料。
Will the chemical compositions of mordant cause the environmental pollution?媒染剂的化学成份会不会造成环境污染？

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学英语单词

a track

acceptance summary report

automatic data-logging equipment