数字技术也使人们更容易协调他们的活动，而不用诉诸等级制度。
Digital technology also makes it easier for people to co-ordinate their activities without resorting to hierarchy.
数字用来划分风险等级的，并用于给整个项目风险的降低以度量。
This number is used to rank the risks, and to measure the decrease in overall project risk.
每条鱼的身上都有红色的数字，标志着它的等级。
Every one of them has the number of its grading painted on it in red.
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