Popular science丨The ice cube "parkour" comes ashore! Is Heilongjiang going to be divided into "literary" and "military"?

近日，中俄界江黑龙江出现“武开江”奇观，冰面碎裂响声清脆，巨型冰块被冲击上岸。开江为什么要分“文”“武”？黑龙江开江和黄河开河原理一样吗？请专家科普一下。<br> （科普时报记者 胡利娟 制作 吴桐）5115352026-05-03 13:24:55:771胡利娟 吴桐科普一下丨冰块“跑酷”上岸！黑龙江开江还要分“文”“武”？1324滚动滚动<br> https://www.stdaily.com/web/gdxw/pic/2026-05/03/511535_4b379937-096f-4e4d-b78e-702dbd124787.jpg<br> https://www.stdaily.com/web/gdxw/pic/2026-05/03/511535_4b379937-096f-4e4d-b78e-702dbd124787.jpg<br> https://www.stdaily.com/web/gdxw/2026-05/03/content_511535.htmlnull科技日报100/enpproperty-->