The problem of collecting and delivery shunting of non-through wagon flow on the actinoid private line belongs to a kind of the combinatorial optimization problems.
放射形专直达车流取送车题属于一类组合题,影响因素较多。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
Harry felt scared to see him walking along, undefended, shieldless; he wanted to cry out a warning, but his headless guard kept shunting him backwards towards the wall, blocking his every attempt to get out from behind it.
,哈利看到他一个人毫无防备地走着,也没有任何护体东西;他真想大喊一声提醒邓布利多心,但是那个无头卫士还在保护着他,继续把他推向后面墙根,他根本没法从它后面出来。