Self - heating of two typical n - alkane ( n - heptane and n - hexadecane ) is studied by Accelerating Rate Calorimeter.研究燃油在绝热条件下的燃烧情况对实际应用中改善燃油燃烧性能,改进发动机工况等有着重要的指导意义.The certified reference material mainly consists of ...
Our spirits rallied as the bitter-sweet alcohol worked its magic.苦中带甜的酒发挥了奇效，我们的精神随之振奋起来。So many people have rallied round to help the family.很多人都团结起来帮助那家人。He rallied enough to thank his doctors.他身体好得差不多了，于是去感谢他的医生。...
Though she can't talk yet, she understands what is going on.虽然她还不会说话，可发生的这一切她都懂。He says that he understands why they behaved so appallingly.他说他知道为什么他们的行为如此恶劣。She understands why I get tired and grumpy.她理解我为什么累、为什么爱发...
In some parts of the country Koalas are nearly extinct.在澳大利亚的一些地区,考拉几乎灭绝.And there are many koalas and kangaroos in Australia.澳大利亚还有很多考拉和袋鼠.What's your favourite animal? I like koalas the most.你最喜欢什么动物? 我最喜欢的是考拉....
Oil prices fell this week to their lowest level in fourteen months, apparently because of over-production.据说因为产量过剩，这个星期石油价格跌至14个月以来的最低点。The bus was stopped and silence fell on the passengers as the police checked identit...
Disconsolately, he walked back down the course.他闷闷不乐地沿路返回。A dilapidated house stands disconsolately amid the rubbles.一栋破旧的房子凄凉地耸立在断垣残壁中." I suppose you have to have some friends before you can get in,'she added, dis...
Aurora Greenway : To break the ice?为了打破僵局?Aurora Greenway: Why should I be happy about being a grandmother?我为什么要因为快成为奶奶而高兴?The greenway is a more natural process. It is made by nature not by artificial methods.而绿脉则是更加自然的...