Density,moisture and resistograph testing of the samples of new Korean larch,new Chinese white poplar,new common China-fir,old Korean larch,old Korean pine and old machilus were tested in this paper.
英
美
释义
分别对新鲜落叶松、毛白杨、杉木、旧落叶松、红松和楠木制作的试样进行了密度、含水率和阻力仪检测试验。
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