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择伐周期
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择伐周期
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农学
森林经营方案
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cutting cycle
择伐周期
在异龄林经营中,采伐部分达到成熟的林木,保留其余林木继续生长,当林分结构恢复至伐前状态时,所用的时间称为择伐周期。即同一林地进行2次相邻择伐的间隔期。又称回归年。
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reliability enhancement testing
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reliability evaluation
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reliability index
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reliability modeling
reliability of aerospace integrated circuits
reliability of electric apparatus
reliability of electronic packaging
reliability of interconnected systems
reliability of internal combustion engine
reliability of light emitting diode packaging
reliability of mechanical structures
reliability of metal interconnects
reliability of missile
reliability of nuclear power plant
reliability of power generation systems
reliability of power system components
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