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1)  Rubber healthy tree
橡胶健康树
2)  tree health
树木健康
1.
Advance on assessment of landscaping tree health and hazard
园林树木健康与安全性评价研究进展
2.
Tree health in Songshan Park,Macao was evaluated in terms of tree disease,pest and liana destroy using transect sampling method,which six transects and 900 trees were investigated.
通过调查样带中树木病虫危害和藤本植物危害等指标,对澳门松山公园树木健康状况进行了评估。
3.
Accurate and timely assessment of landscape tree health can help landscape managers to identify potential hazards from landscaping trees,thus to establish and adjust relative tending and maintenance measures to acquire the best ecological,societal and landscape benefits.
本研究在绿地调查的基础上,结合专家意见,从整体状况、树冠、树干、根部等4方面着手,选择14个直观综合性指标构建园林树木健康评价体系;通过层次分析法(analytic hierarchy process,AHP法)确定各指标的相对权重。
3)  Hevea brasiliensis
橡胶树
1.
Sensitivity of Hevea brasiliensis Muell.Arg.Seed to Different Desiccation;
橡胶树种子对脱水的敏感性
2.
Coupling effects of water and chemical fertilizers on Hevea brasiliensis latex yield.;
水肥耦合对橡胶树产胶量的影响
3.
Recent advances of studies on macro-element in hevea brasiliensis;
橡胶树大量元素研究概况
4)  rubber clone PR107
橡胶树PR107
5)  rubber tree
橡胶树
1.
Study on Genetic Diversity of Hevea brasiliensis (Rubber tree) I. Analysis for Genetic Diversity of Rubber Tree with High Annual Growth Using RAPD;
橡胶树种质资源遗传多样性研究 I.速生种质遗传多样性RAPD分析
2.
Research status and prospect of cold resistance of rubber tree
橡胶树抗寒性研究现状与展望
3.
OBJECTIVERhizosphere soil extract was analyzed to get some primary information aobout rubber tree s root exudates.
【研究目的】对橡胶树根际土壤浸提液进行了检测分析,以对橡胶树根系分泌物的组成进行初步探索。
6)  Hevea ['hi:viə]
橡胶树
1.
Main Characteristic Evaluation of Wild Hevea Germplasm 1981′IRRDB;
橡胶树1981’ IRRDB野生种质主要性状鉴定——1986-1994年大田鉴定区
2.
Sequence Analysis of 3-Hydroxy-3-methylglutaryl Coenzyme A Reductase in Hevea Brasiliensis;
橡胶树HMG-CoA还原酶基因结构序列分析
3.
Secondary Somatic Embryogenesis and Detection of Somaclonal Variation of Regenerated Plants of Hevea
橡胶树次生体胚发生及其再生植株遗传稳定性的分子检测
补充资料:橡胶模具、橡胶压模、橡胶硫化模
分子式:
CAS号:

性质:又称橡胶模具、橡胶压模、橡胶硫化模。用于压制橡胶产品的金属模型。一般用钢材(如45号钢)按图纸要求经机械加工而制得,并经热处理以提高其硬度及耐磨性。模具型腔与产品结构相同,型腔尺寸必须考虑不同橡胶的收缩率,在产品尺寸基础上进行放大或缩小,方可得到合适的产品尺寸。模具从工艺操作考虑还要设置流胶槽、启模口、定位销等。

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