Energy conservation and diversification is a long-range plan for global energy security.
能源保存和多样化是全球能源安全的长期计划。
Studying long range plan for underground piping surveillance.
研究地下管道长周期监督计划。
We must plan a program covering our immediate and our long-range needs.
我们必须做出一个为目前以及为长期需要打算的计划。
We must plan a program covering our immediate and our long-range needs.
我们必须做出一个为目前以及为长期需要打算的计划。
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