In Chapter 89 if designed to travel over water, whether or not able to land on beaches or landing stages or also able to travel over ice.
在水上航行的,不论能否在海滩或浮码头登陆及能否在冰上行驶,一律归入第八十九章。
Carbon Fiber Compound Material Applied to Structure Reinforcement Project of Reinforced Concrete Landing Stages
碳纤维复合材料在钢筋混凝土栈桥结构加固工程中的应用
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