... 各种原材料 various raw materials 国产原材料 indigenous material 基本原材料 basic raw material ...
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Basic Organic Raw Material 基础有机原料
basic chemical raw material 基本化工原料
basic organic chemical raw material 基础有机化工原料
As in the sea, it seems that on the land one key food chain collapsed: the one with leaves as its basic raw material.
和在海洋中一样，陆地上一个关键食物链，一个以树叶为基本原料的食物链似乎也崩坏了。
All the units employ hollow burned-clay blocks as the basic raw material.
所有构件都用空心陶土砖作基本原料。
As a green chemical basic raw material, dimethyl carbonate (DMC) has a wide application.
作为一种绿色基础化工原料，碳酸二甲酯具有广泛的用途。
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