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森林经营类型
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森林经营类型
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森林经营类型
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working group of silviculture/working circle
森林经营类型
在同一林种区范围内,由一些在地域上一般不相连接,但经营方向和经营目标相同,需要采取统一系统的经营技术措施组合而组织起来的经营空间单位。又称作业级。
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X-ray radiation detector
X-ray reflectivity
Xray reflectivity
X-ray region of energy states
X-ray-rich GRB
X-ray rotation photograph
X-ray satellite
X-ray scattering
X-ray security inspection equipment
X-ray sensor
X-ray single crystal diffraction analysis for pharmaceutics
X-ray single crystal diffractometer
X-ray sky
X-ray sky background
X-ray source
Xray source
X-ray space astronomy
X-ray space telescope
X-ray spectrograph
X-ray spectrometer
X-ray spectroscopy
X-ray spectrum
X-ray star
X-ray storage luminescent material
X-ray storage phosphor
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更新时间:2026/9/4 2:26:20