基本材料知识 Basic material knowledge
印制电路用基本材料 Base materials for printed circuits
基本材料的双 the basic material of double
基本材料类股 Basic Materials
印制电路基本材料 Base materials for printed circuits
基本桥堵材料 basic bridging material
基本建筑材料包括 Basic Building Materials Include
基本门窗用材料及方法 basic door and window materials and methods
基本原材料 basic raw material
工业革命使大量生产制成品成为了可能，其特点是使用了新机器、新能源和新基本材料。
The Industrial Revolution, making it possible to mass-produce manufactured goods, was marked by their use of new machines, new energy sources, and new basic materials.
设计时其他基本材料特征可认为不受影响。
The other basic material characteristics may be considered as unaffected for design.
我们需要变更一些向学生展示的基本材料，并且在整个课程中加强。
We need to change some of the foundational material that we present to the students and reinforce it throughout the curriculum.
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