We can evaluate safety value in quantity by using negative value and value engineering method.
使用负价值理论法和价值工程法可以对安全价值从量上进行初步评价。
More consumerism behaves as a negative value on the subject,and brings social and human with negative consequences.
消费主义对主体更多的表现为一种负价值,它给社会和人带来一定的后果。