建立产品零件用材数据库，以便在生命周期终结后的机械零件循环利用时，有效地节约能源和减少污染。

Founding a data - base of the products is an effective way of retrenching energy and decreasing pollution in the process of reuse of the old parts.

youdao

建立产品零件用材数据库，以便在生命周期终结后的机械零件循环利用时，有效地节约能源和减少污染。

Founding a data - base of the products is an effective way of retrenching energy and decreasing pollution in the process of reuse of the old parts.

youdao