Each job is characterized by a positive weight, a release time and a processing time.
每个工件具有一个正权因子、一个释放时间和一个加工时间。
Consumers generally place more weight on negative information than on the positive when deciding what to buy.
消费者在决定购买的时候,一般更看重负面信息而不是正面信息。
Exercise is one of the few factors with a positive role in long-term maintenance of body weight.
锻炼是对长期保持体重有积极作用的少数因素之一。
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