The test for properties showed the binders could substitute for tung oil binder to affix the class I mold and core.

经性能测试表明，其可以代替桐油粘结剂，用于I级型芯的粘结。

youdao

The test for properties showed the binders could substitute for tung oil binder to affix the class I mold and core.

经性能测试表明，其可以代替桐油粘结剂，用于I级型芯的粘结。

youdao