论文部分内容阅读
美国的海神研究公司最近生产了一种船舶航行中堵漏的急救材料,一种新型的合成玻璃。不管是什么材料建成的船只,在吃水线以下的地方有漏
The United States Poseidon research company recently produced a ship sailing in the rescue of emergency materials, a new type of synthetic glass. No matter what the material is built, there are leaks below the waterline