A country has the opportunity to make more profits if it decreases wages for the work force and investment in plants and equipment.
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If a country specializes in what it produces best, it would make fewer profits because it loses the opportunity to sell other goods.
A. 对
B. 错
According to comparative advantage, people should specialize in what they do best and then trade their products for the things they need.
A. 对
B. 错
A win-win situation means that both the country and its consumers can benefit from international trade.
A. 对
B. 错
属于水闸闸门加固及止水技术的是
A. 闸底板和胸墙的裂缝与修理
B. 金属结构补强及闸门止水修复技术
C. 植筋技术
D. 钢筋混凝上的顺筋裂缝与修理