1) birch forest
桦木林
1.
Carbon density,storage and distribution in birch forest ecosystem on the forestland converted from farmland;
退耕还林地桦木林生态系统碳素密度、贮量与空间分布
2.
Woodland hydrological effects of birch forests in sub-alpine region of western Sichuan,China;
川西亚高山桦木林的林地水文效应
3.
Birch forest,as one of the transitional forests in the succession series of subalpine,middle mountain and hill,is an important component of the forests in this region.
青藏高原东北边缘山地位于我国东部季风区、西北干旱区与青藏高原高寒区的交汇地带,桦木林是该地区森林的重要构成成份,是亚高山、中山、低山地带森林演替的过渡性森林之一。
2) birch
[英][bɜ:tʃ] [美][bɝtʃ]
桦木
1.
Study on the Birch Veneer Dyeing Technologies of the Color Fastness to Water;
染色工艺对染色桦木单板耐水牢度的影响
2.
The Properties of Small Diameter Birch Timber Driedunder Different Conditions;
不同干燥条件下小径桦木材性指标的研究
3.
Study on bonding properties of larch Birch and Oak Glue-laminated timber with API adhesive;
落叶松、桦木和柞木集成材胶接性能的研究
3) Betula forest
桦林
1.
This paper intends to understand the stability and mechanism of Betula forest in Mt.
对于太白山地区的桦林,长期以来存在不同观点:孢粉学证据和自然环境下呈现的优势分布皆说明其从地质时期至今,都是作为建群种而稳定存在的;但野外调查数据则表明其种群配置极不均匀,自然更新差,为衰退种群。
4) Birch veneer
桦木单板
1.
Ni-P alloy was deposited on the surface of birch veneer by using ultrasound-assisted electroless plating method.
利用超声波辅助化学镀法在桦木单板表面沉积Ni-P合金镀层。
2.
Ni-P alloy coating was obtained by electroless plating on the surface of birch veneer.
利用傅立叶红外光谱(FTIR)和X射线光电子能谱(XPS)技术,分析桦木单板化学镀前预处理后,桦木表面官能团的变化和化学镀后元素的变化。
3.
Continuous and uniform layer of Nickel was obtained on the surface of birch veneer through electroless plating in order to produce wood-metal composite which has electromagnetic shielding properties.
通过对桦木单板表面化学镀镍,可以得到连续、均匀的镀层,从而制得具有良好导电性和电磁屏蔽功能的木材-金属复合材料。
5) birch fiber
桦木锯屑
1.
Research of extrusion composite technology of birch fiber and polypropylene;
桦木锯屑/聚丙烯挤出复合技术研究
6) betulinic acid
桦木酸
1.
RP-HPLC determination of betulinic acid in Callicarpa macrophylla;
RP-HPLC测定大叶紫珠中桦木酸的含量
2.
Antitumor activity of betulinic acid and its apoptotic on KB cell lines;
桦木酸的抗肿瘤作用及其诱导KB细胞凋亡的研究
3.
Experimental study of betulinic acid sensitivity to human tumor;
桦木酸对人肿瘤细胞的抗癌活性筛选
补充资料：木林
木林，原名关木琴，黑龙江哈尔滨人。中共党员。大学毕业。1951年参加工作，历任东北通俗文艺出版社编辑，东北作家协会秘书室主任，中国作家协会组联科科长、办公室副主任、组联室主任、创作联络部副主任。1994年加入中国作家协会。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条