软木是指速生的针叶林品种，占世界木材产量的80%。
Softwoods are fast-growing coniferous species that account for 80% of the world's timber.
通过综合指数选择法，选出了优良速生、耐寒家系和单株，并率先选择了速生、耐寒且木材品质好的优良单株。
Ultimately some elite families and trees with rapid growth, good cold tolerance and good wood properties were selected by a comprehensive index method.
在实验压机上加装自行设计制造的木材侧向压缩成型设备进行了小径速生杉木材的直接整形试验。
Side compress shaping equipment, which was self designed and self made, and press machine were used to study on shaping technology of small Cunniughamia lanceolata wood which on cutting.
5年生胸径、树高、材积、木材密度和树皮厚度的遗传变异进行了研究，结果表明：10。
5-years, and DBH, height, stem volume, wood density and bark thickness at 10.
通过系列化单因素试验和多因素正交试验，研究常规条件下速生杉木染色工艺及工艺参数对木材染色效果的影响。
Under conventional conditions the dyeing technology of fast growing Chinese fir was studied by a series of single factor experiments and multi factor orthogonal experiments.
叙述了沙生灌木资源状况以及沙生灌木材人造板的生产现状和发展趋势。
The resources status of shrub in sandy area, production situation and development trend of panelboard made from shrub in sandy area were introduced.
三种沙生灌木材的木片单体制成的板材强度较高；
我国北方农村的建筑用材，多以杨、柳、榆等速生树种为主，但这些木材易发生腐朽与虫蛀。
Most structural timber species now used in the North China's rural areas are poplar, willow, elm etc, which are fast growing trees but whose woods are very susceptible to biological deterioration.
越来越多的森林固碳，其一生的木材制品碳储存在和可再生能源都在提供生物量。
Growing forests sequester carbon, wood products store carbon throughout their lifetime, and renewable energy is provided with biomass.
采集贵州省龙里林场马尾松密度试验林15年生马尾松木材，5种造林密度，研究造林密度对马尾松管胞形态及其径向变异的影响。
The tracheid form and radial variance were studied for 15 years Masson pine plantations with five different planting densities in Longli, Guizhou.
对12年生5个毛白杨优良无性系（另1个作对照）胸高处木材的基本密度和纤维形态进行了测定分析。
Wood basic density and fiber morphological features in the breast-height position for512-year-old excellent clones of Populus tomentosa Carr. (1CK)were measured and analyzed in this paper.
对12年生5个毛白杨优良无性系（另1个作对照）胸高处木材的基本密度和纤维形态进行了测定分析。
Wood basic density and fiber morphological features in the breast-height position for512-year-old excellent clones of Populus tomentosa Carr. (1CK)were measured and analyzed in this paper.
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