If we can find the real factor affecting Shandong sapphire color, which can instructs the improvement work of Shandong sapphire, great economic and social benefits will be got.

如果能够真正确定山东蓝宝石的颜色影响因素，对今后的颜色改善工艺真正起到理论指导作用，将会产生巨大的经济效益和社会效益。

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By importance degree they are: media propaganda, service and establishment, environmental factor, economic factor, life style, health factor, occupation and social onus factor.

按重要程度依次是媒体宣传因素、服务设施因素、环境因素、经济因素、生活方式因素、健康因素、职业和社会负担因素。

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The factors for American suburbanization are many, including technological factor, economic factor, environmental factor, and social factor.

推动美国城市郊区化的动力机制是多方面的，包括技术的、经济的、环境的和社会文化的因素等。

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He says first of all, the strategy emphasizes a stronger regional factor, and a greater variety of approaches that integrate military measures with civil, social and economic efforts.

VOA: standard.2009.04.02