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- Because of its high tolerance, fast growth, high yield and calorific value, black locust (Robinia pseudoacacia L.) was the main fuel wood species in many districts. 摘要刺槐因其抗性强、生长速度快、薪材产量和热值均较高而成为许多地区的重要燃料型能源树种。
- Fuel wood species 燃料型能源树种
- The key is to make fuel wood production sustainable. 关键是要使薪材生产得以持续。
- A unit of quantity for cut fuel wood, equal to a stack measuring 4 cubic feet or 128 cubic feet (3.62 cubic meters). 木材堆的体积单位,等于4立方英尺或128立方英尺(3.;62立方米)
- A unit of quantity for cut fuel wood, equal to a stack measuring4?? feet or128 cubic feet(3.62 cubic meters). 考得木材堆的体积单位,等于4??英尺或128立方英尺(3。62立方米)的堆
- Gengerally a higher lignin content in a particular wood species will result in lower movement or greater stability. 通常,木素含量高的某些树种,其胀缩较小或相当稳定。
- Generally a higher lignin content in a particular wood species will result in lower movement or greater stability. 通常,木素含量高的某些树种,其胀缩较小或相当稳定。
- Fireplace into the nature of the fuel wood stoves, coal and gas stoves, fireplace heating effect of a good, safe and high performance, and are highly appreciated value. 壁炉品种按燃料性质分为木炉、煤炉和气炉,壁炉具有采暖效果好、安全性能高等特点,并具有很高的欣赏价值。
- The wood species included yellow cedar, red cedar, western hemlock, douglas fir, white oak, maple and Fokien cypress. 试材包括美桧、侧柏、铁杉、花旗松、美洲白橡(栎木)、枫木及越南桧木等七种使用量日增之进口材。
- The influence of different degree of degradation and wood species upon the diffusibility of the lactitol. 腐朽程度及树种对乳糖醇在饱水古木中扩散性的影响;3。
- Crackle size and quantity of dry conditions, wood species and the size of the different sections. 裂纹的大小和数量因干燥条件、树种以及木料断面的大小而不同。
- Developing Fuel Woods and Energetically Promoting Firewood-Saving Stoves. 种植薪炭林,大力推广节柴灶。
- Repair Oil White is used for lightwood species and Repair Oil Naturalfor dark wood species. 白色修复油适用于浅色木材,而自然色修复油适用于深色木材。
- Oak is much expensive wood species than Basswood.Different grain face and structure.As you mentioned Chair Item, Oak is your best choice. 请问是橡木比较贵还是椴木比较贵,谢谢指教,顺便有做曲木椅子的朋友请联系我,我想采购!
- While entering into new century, Chinese government has launched an ecological construction project of “Replacing fuel wood with SHP electricity”, which explores a new vistas for SHP development. 进入新世纪,中国政府启动了小水电代燃料生态工程,开辟了小水电发展的新领域。
- It bonds finger jointing, veneering, dowelling assembling and solid wood lamination etc., suits for general wood species. 可用于指接、饰面粘结、木榫组装和实木层压板等,适合于大多数木材。
- We have kept two wood species : Birch burl from Norway and dappled mahogany, a bicolor harmony mainly used in our design. 我们经常两个树种:桦木burl由挪威和dappled桃花心木,双色和谐,主要用于在我们的设计。
- Fourth,solving the energy supply problem in rural areas through the establishment of fuel woods. 四是通过营造薪炭林,解决农村能源问题。
- Fourth, solving the energy supply problem in rural areas through the establishment of fuel woods. 四是通过营造薪炭林,解决农村能源问题。
- The optimum pH values for the activating reaction medium for the three wood species were all within the acidic range, though there are some slight differences among them. 不同树种木纤维进行酶活化反应时介质最佳pH值均在酸性范围,但略有差别。