用材树种的英文

• timber tree

• "用"英文翻译    40分钟跑完全程 run the course in 4 ...
• "材"英文翻译    timber
• "树种"英文翻译    varieties of trees seeds of ...
• "边材树种" 英文翻译 :    sapwood tree
• "熟材树种" 英文翻译 :    ripewood tree; tree with imperfect heartwood
• "心材树种" 英文翻译 :    tree with colored heartwood
• "主要商品木材树种代号" 英文翻译 :    code name of the main commercial timber
• "树种" 英文翻译 :    1.(树木的种类) varieties of trees2.(树木的种子) seeds of trees
• "用材" 英文翻译 :    timber wood
• "板材树" 英文翻译 :    board tree
• "边材树" 英文翻译 :    sapwood forest; sapwood tree
• "杆材树" 英文翻译 :    pole tree
• "锯材树" 英文翻译 :    standard
• "熟材树" 英文翻译 :    imperfect heartwood tree; ripe wood tree; ripewood tree
• "心材树" 英文翻译 :    heart wood tree; heartwood tree
• "大杆材树" 英文翻译 :    large pole tree
• "落叶硬材树" 英文翻译 :    deciduous hardwood tree
• "木材树脂" 英文翻译 :    wood resin
• "小杆材树" 英文翻译 :    tree small pole
• "代用材" 英文翻译 :    substitute wood
• "可用材" 英文翻译 :    utility grade; wood of ripe age
• "矿用材" 英文翻译 :    mine timber; mining timber
• "用材林" 英文翻译 :    commercial forest; timber stand
• "木材树脂产品" 英文翻译 :    wood naval stores
• "针叶材树脂囊" 英文翻译 :    resin cyst resin pocket gum pocket

• Chinese fir ( cunninghamia lanceolata lamb . ) is one of the most important timber tree species planted in southern china
  摘要杉木是我国南方最重要的造林用材树种。
• Microarray analysis and plantlets regeneration of the transgenic norway spruce ( picea abies ) for low - content lignin norway spruce is one of the two most important forest tree species in europe and the preferred species for pulp manufacture
  挪威云杉( piceaabies )是欧洲的主要用材树种，也是重要的造纸原料树种。其木材的主要成分除纤维素外，还有15 - 36的木质素。
• The reasonable model of exploiting and utilizing to the plant resources is put forward , which should be mainly protected . all kinds of communities are analyzed . the aubor ' s average height of karst evergreen - deciduous forest is 6 . 88m . theuper arbor ' s average height is 13 . 07m . the highest one reaches 25m . the community cover ratio is over 90 % , only few gaps existnatural convalescence forest is inferior to karst evergreen - deciduous forest in the restoration degree . there are a few tall arbor in the community . the height of alpine shrubs forest is 1 . 00 to 2 . 00m . there is no dominant species . the average height of karst shrubs forest is 0 . 97m . the rhus chinensi s , desmodium racemosum and golochidion pubrum are the dominant species
  以观赏及绿化树种、用材树种和药用植物等归类对洛塔植物资源作出了评价，观赏植物主要有：玉趼、百合、绣球花等；用材树种有大叶榉、香果树、光灰楸等；药用植物有南方红豆杉、杜仲等，并提出了对植物资源以保护为主的合理开发利用模式。分析各类型植物群落的保护年龄，地质与土壤背景以及群落基本结构和特征，喀斯特常绿落叶林乔木层平均高度为6 . 88m ，上层乔木平均高13 . 07m ，最高可达25m ，群落郁蔽度达90以上。