【简答题】Translation the following words or phrases into English after reading Passage 2 in Test 1 of Cambridge IELTS 6: 贸易壁垒 进口关税 进口份额 船运费率 frictions by and large loose cargo monopolies
【简答题】Human factors are important in the design of modern cockpits. The layout and function of cockpit displays and controls are designed to increase a pilot’s situation awareness without causing informatio...