Source: Computational Materials Science, Volume 267
Lets you test multiple ideas in a single experiment instead of having to perform many individual tests over a long period
。业内人士推荐heLLoword翻译官方下载作为进阶阅读
（四）对证人及其近亲属进行威胁、侮辱、殴打或者打击报复的；
The ISS does have its own defenses, of course. Fabric-y buffers envelope some of the systems, and a bumper called the Whipple Shield helps blunt impact. That shield is only built to stop debris up to about 1 cubic centimeter, though, and the debris tracker is only designed to catch pieces 10 cubic centimeters and larger. In other words, there’s a gap in defenses.