In the present work,hydrothermal-microwave treatment was used for elm dimension-timber softed treatment.
采用水热-微波处理方法对榆木成熟材进行软化处理,通过顺纹压缩率、单维和多维弯曲最小曲率半径表征木材软化效果;以XRD,FTIR等方法测定木材表面组成、结晶度变化,分析软化处理对木材顺纹压缩的影响。
Chemical constituents of root barks of Ulmus pumila(Ⅱ);
榆树根皮的化学成分(Ⅱ)
Effects of Elaeagnus angustifolia and Ulmus pumila on Physical and Chemical Characteristics of Chestnut Soil
栗钙土区栽植沙枣、榆树对土壤理化性质的影响
Objective To isolate and identify the chemical constituents from the 80% ethanol extract of the root bark of Ulmus pumila.
目的研究榆科植物榆树 (UlmuspumilaL )根皮中的化学成分。
This bench is made of elm.
这条长凳是榆木制的.
The wood structre of evergreen Elm has been observed. The results show: there were greater differences in wood structure between evergreen Elm and deciduous Elm.
通过对常绿榆木材构造的观察,结果表明常绿榆木材构造与落叶榆木材构造有较大差异。
The reality wood flat floor takes wood assortments such as birch , oak wood , elm , color wood as raw material.
实木平板地板以桦木、柞木、榆木、色木等材种为原材料。
Poplar, elm, walnut, camphor, fir, rosewood, bamboo, etc.
白杨,榆木,胡桃,樟树,枞树,紫檀,竹子等。
"I haven't any pity for a man who would be such a chump as that."
"我对这种榆木脑瓜的家伙一点也不可怜。”
STUDY ON THE WOOD CHARACTERS AND USES OF RARE WOOD SPECIES ZUIWENG ELM (ULMUS GAUSSENH CHENG)
珍稀树种醉翁榆木材性质及用途的研究
EXPLORATION FEW PROBLEMS OF DRY CHARACTERISTICS AND TECHNOLOGY OF ELM TIMBER
榆木干燥特性及干燥工艺中几个问题的探讨
slippery elm
(北美)滑榆(木、皮)
An elm tree(Ulmus alata) of the southeast United States, having twigs with winged, corky edges.
翅榆一种美国东南部榆树(翼枝长序榆榆属),具有有翼和软木质的小枝
Seed zones of Chinese forest trees--Seed zones of Ulmus pumila L.
GB/T8822.13-1988中国林木种子区白榆种子区
hard tough wood of an elm tree; used for e.g. implements and furniture.
坚硬的榆树木料,用于制工具和家具等。
Deciduous tree style such as maple, oak, elm, walnut, etc.
落叶类树包括枫、橡木、榆树、胡桃等等。
Deciduous tree style such as maple, oak, elm, ash, pear, etc.
落叶类树包括枫、橡木、榆树、槐木、梨树等等。
Deciduous tree style such as maple, oak, elm, dogwood, redbud, etc.
落叶类树包括枫、橡木、榆树、茱萸、紫荆等等。
Deciduous tree style such as maple, oak, elm, dogwood, apple, etc.
落叶类树包括枫、橡木、榆树、茱萸、苹果树等等。
type genus of family Ulmaceae; deciduous trees having simple serrate leaves; widely distributed in temperate regions.
榆科的模式属;歪形单叶的每年落叶的乔木。
A Comparative Study on the Structures of the Stem Secondary Xylem of Sorbus Pohuashanensisand S.alnifoila;
花楸树、水榆花楸茎次生木质部结构比较研究
Drag onto the page to add a deciduous tree style, such as maple, oak, elm, ash, or pear.
拖到绘图页后,可以添加落叶类树,如枫、橡木、榆树、槐木或梨树。
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