不燃材料 incombustible material ; non-combustible material ; non-fire material
不均匀材料 heterogeneous material
不合格材料 rejected material
不透水材料 [建] Impervious Material ; impermeable material ; impervious materials
不燃性材料 incombustible material ; non-automatic incombustible material ; noncombustible material
不吸收材料 non-absorbent material
不可燃材料 non-combustible material
不定形耐火材料 unshaped refractory ; bulk refractory ; unshaped refractories ; monolithic refractories
不易燃材料 nonflammable material
不可压缩材料 incompressible material
不材料,像许多美国人不仅试图理解你的选择,但所有认识你如何能受益颠倒。
Don't fret, like many Americans trying not only to comprehend all your options but understand how they might benefit you can be confounding .
Either keep up the good work or you better change your strategy because you are not mastering the material.
保持好的工作,或者你最好改变你的策略,因为你不擅长处理这个材料。
You don't really have to have a well balanced application, you know.
你真的不需要有一份非常均衡全面的申请材料。
So you don't have ductility, which is what you have in metal.
所以材料不具备延展性,而且金属中有自由电子。
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