soft resin ; balsam ; barras ; flexible resin ; refikite ; oleoresin
最后，多余的软树脂会用化学试剂冲掉。
At the end, the excess soft resin is cleaned away using a chemical bath.
紫胶硬树脂由软树脂多聚而成，该聚合过程以树脂的羟基参与反应为特征。
The hard resin was formed by polymerization of the soft resin in the presence of hydroxyl groups.
采用溶剂分离法分离紫胶片得到的硬树脂含量为65.1%，软树脂含量为28.2%。
In the lac resin, the content of hard resin is 65.1%, the content of soft resin is 28.2%.
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