2019年3月13日

L271 操纵太空中航天器的几种方法

摘要： Manoeuvring a satellite in orbit usually requires thrusters. Sometimes the thrust is provided by a fuel-burning rocket motor. Sometimes it comes from 阅读全文

posted @ 2019-03-13 08:23 keep1 阅读(194) 评论(0) 推荐(0)

2019年3月12日

L270 运动前要热身

摘要： If I'm being really honest, the only time I actually remember to stretch before a workout is when I'm doing yoga. Since the practice is so focused on 阅读全文

posted @ 2019-03-12 09:09 keep1 阅读(217) 评论(0) 推荐(0)

2019年3月11日

L268 A terrifying look at the consequences of climate change

摘要： Climate change is a devilish problem for humanity: at once urgent and slow-moving, immediate and distant, real and abstract. It is a conundrum for wri 阅读全文

posted @ 2019-03-11 09:20 keep1 阅读(237) 评论(0) 推荐(0)

2019年3月9日

L267 How to save money

摘要： When it comes to saving money, the struggle is all too real. It's like your bank account and your 20s really want to be best friends, but somehow, are 阅读全文

posted @ 2019-03-09 08:27 keep1 阅读(244) 评论(0) 推荐(0)

2019年3月8日

L266 作文

摘要： With the rapid development of modem society, an increasing number of people are concerned about the problem of the relationship between a husband and 阅读全文

posted @ 2019-03-08 19:43 keep1 阅读(198) 评论(0) 推荐(0)

2019-03-08 RF 调试Zibee 数据

摘要：阅读全文

posted @ 2019-03-08 17:55 keep1 阅读(154) 评论(0) 推荐(0)

L265 - 5 questions to ask yourself before you ask for a raise or promotion

摘要： You’ve been in your role for a while now, giving 110% to every assignment your manager hands out. You’ve volunteered for what seems like every project 阅读全文

posted @ 2019-03-08 08:51 keep1 阅读(244) 评论(0) 推荐(0)

2019年3月7日

L264 how cats are psychopaths

摘要： When Becky Evans started studying cat-human relationships, she kept hearing, over and over again, about how cats are psychopaths.On one hand, anyone w 阅读全文

posted @ 2019-03-07 09:42 keep1 阅读(227) 评论(0) 推荐(0)

2019年3月6日

L262

摘要： A London patient has become the second known man worldwide to be cleared of AIDS virus after receiving a bone marrow transplant from an HIV resistant 阅读全文

posted @ 2019-03-06 08:45 keep1 阅读(315) 评论(0) 推荐(0)

2019年3月5日

2019.3.5 L261 Are All Our Organs Vital?

摘要： Medicine has not always shown a lot of respect for the human body. Just think about the ghoulish disregard early surgeons had for our corporeal integr 阅读全文

posted @ 2019-03-05 07:46 keep1 阅读(118) 评论(0) 推荐(0)