The team could wander as their judgment guided, without carrying the added weight of explicit change control before they had an explicit destination in sight.
团队只需在判断结果的指导下前进，在连清晰目标都看不到的时候，不必背着明确控制变更的重负。
2
Based on positioning principle of rotating frequency-modulated disk, designing characteristics of patterns for some-model guidedsight instrument are studied.