original material 原始材料 ; 原材料 ; 使用原料
Discard Original Material 丢弃原材质 ; 抛弃原材质
Adopt high-quality original material 采用优质原材料
The Original Material Cost 对原材料成本
prepare original material in advance 提前准备好原料
original material markup 原材料涨价
original material nursery 原始材料圃
This process is termed "replacement" because solutions have dissolved the original material and replaced it with an equal volume of the new substance.
这个过程被称为“置换”，因为溶液溶解了原来的物质，并用等量的新物质取而代之。
The part we see these days was built during the Ming Dynasty, as the oldest parts have essentially disappeared and been rebuilt, replacing the original material of rammed earth.
我们今天看到的部分建于明代，因为最古老的部分实际上已经不存在了。 现在的部分是在原址上重建的，取代了原来的夯土材料。
Folk are being nudged away from viewing original material at the archive, free of charge and advised by specialists, toward its pay-per-view website.
档案馆正劝走那些想要免费在档案馆阅览原始材料的读者，专家也建议他们去付费浏阅的网站查找。
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