The technological value choice must stick to four principles: combination of motive value and means value; individual needs and social needs; the greatest effects and the lowest cost; and existing needs and developing needs.%技术价值的选择必须遵循目的价值与手段价值相统一的原则、个人需要与社会需要相统一的原则、最大效益与最小代价相统一的原则、避苦需要与增福需要相统一的原则、生存需要与发展需要相统一的原则。
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