在这项研究中百分之九十的主角去扳动了操纵杆，为了挽救五个徒步行走的人杀死了单独的那个。
Ninety percent of the study subjects switched tracks, killing the lone hiker to save five.
其中许多接收器将集中在一个内部 “核心” 大约五公里的一片地区，但是一些会被安排一套1500公里长的精致旋转臂（杆）。
Many of the receivers will be concentrated in an inner “core” about 5 kilometres on a side, but some will be arranged into a set of elegant spiral arms 1,500km long.
本文从机床布置、镗削工艺、镗模、镗杆、镗刀、精镗头的设计等诸方面进行了分析、探讨，对以上五个难点问题给以解决。
The designs of boring process, boring mould, boring bar, boring tool and precision boring head are analyzed and researched, and the five problems above are solved.
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