随着技术和行业惯例不断变化，本标准无法作为详尽而完整的资源，也不能替代完整的工程评价。
Due to constant changes in technology and industry practices this standard cannot be considered an exhaustive, all-inclusive resource or as a substitute for sound engineering judgment.
贫困落后地区的经济运行是以劳动力长边最大限度地替代资本（技术）短边，超强度地开发土地资源维系的。
The economy of distressed backward areas has been operated in substituting labor force on the long edge for capital (and technology) on the short edge and over exploiting land resources to the utmost.
但是，一旦出现有效的节能技术和替代资源，将通过减少石油需求而使得石油供应被迫减少。
However, once the effective power-saving technology and substitute energy come out, the oil supply will be forced to reduce for the oil demand declining.
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