备荒，汉语词汇。 拼音：bèi huāng 指防备灾荒。 出自《明史·潘荣传》。
农民们贮粮备荒。
备战备荒为人民。
Be prepared against war, be prepared against natural disasters, and do everything for the people.
介绍了一种新的奥氏体不锈钢无缝管材制备工艺，即对空心铸坯直接热挤压制备荒管。
A new processing technique for seamless tubes manufacture of austenitic stainless steel is introduced, in which hollow cast blank is directly used for hot extrusion.
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