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听广告学英语:Mitsubishi GDI Engine三菱汽车引擎 Mitsubishi GDI 三菱汽车引擎 原文 It's the GDI, the engine technology of tomorrow is already being driven today. Mitsubishi's GDI engine produces more power, reduces fuel consumption, and emits less carb
听广告学英语
美国动力公司研发提升五成油效对置活塞二冲程发动机 This little engine looks like it has only three pistons, but in fact, it has six, sharing only three cylinders. 这台小身材引擎看起来只有3个活塞,但事实上却有
VOA标准英语2016年(三月)
What Do Octane Numbers Mean? At the gas pump, you have a choice of octane numbers. 87? 93? Whats the difference? To explain octane numbers, lets take an imaginative leap into the internal combustion engine of a car. Inside the cylinders are combustio
英语听力文摘 English Digest
By Brian Padden Paris 20 June 2007 The 47th International Paris Air Show is running this week. It is a showcase of aviation and aerospace technology. And as VOA's Brian Padden reports, this is big, big business with more than 2,000 exhibitors from 42
2007年VOA标准英语（六月）
This Internal Combustion Engine is 50% More Efficient 新型内燃机效率提高50% Internal combustion engines in cars may be on their way out, but experts agree it will take a few decades before electric-powered vehicles become dominant. Meanwhile
VOA标准英语2016年(三月)
AUDIE CORNISH, HOST: Climb Every Mountain, Rocky Mountain High, Night On Bald Mountain - music and mountains have long been linked in the public imagination. Critic Bob Mondello says a documentary called Mountain finds a new sort of purity in the con
2018年NPR美国国家公共电台5月