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东北、内蒙古林区低效改造技术要求和工程实施指南
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小原条
Small diameter poles
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木材及木制品中有机锡化合物的测定 气相色谱-质谱法
Determination of organotin compounds in timber and wood products.Gas chromatography-mass spectrometry
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红木商用名称
Name of commercial Hongmu
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直接用原木.电杆
Log for direct use.Wire pole
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车立柱
Pole on the truck
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加工用原木 枕资
Processing logs for sleeper
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