1)  conifer
针叶树,松柏类
2)  coniferles
针叶树,松柏类
3)  needles
针叶
1.
Variations of concentrations of elements in needles of Pinus massoniana(L.) along an urban-suburban gradient in Guangzhou;
广州城郊环境梯度下马尾松针叶元素质量分数变化特征
2.
Studies on diterpenes in needles of Pinus sylvestris;
樟子松针叶中二萜类成分研究
3.
Change of ABA content inside the damaged Pinus massoniana needles.;
受害马尾松针叶内脱落酸含量的变化
4)  needle
针叶
1.
Nutrient contents and resorption characteristics in needles of different age Pinus massoniana (Lamb.) before and after withering;
不同林龄马尾松针叶凋落前后养分含量及回收特征
2.
With the appearance observation and the determination of the contents of Cr,Zn,Pb,Mn,Fe,Cu and S in different ages of needles of Pinus.
ExEndl)不同年龄针叶中Cr,Zn,Pb,Mn,Fe,Cu等重金属元素及元素S质量分数的分析,探讨了它们与北京大气污染之间的关系。
5)  leaves
针叶
1.
Objective: To study the non-taxoids in the leaves of Taxus mairei.
目的:研究美丽红豆杉针叶中的化学成分。
6)  needle-point leaf
针叶
7)  softwood
针叶木
1.
The influence of PFI beating on fibre and handsheet properties of hardwood and softwood kraft pulps was investigated.
研究了针叶木和阔叶木硫酸盐浆PFI打浆对各自纤维性质及浆张性能的影响。
8)  conifers
针叶树
1.
Physico-chemical characteristics of ambient particles settling upon leaf surface of six conifers in Beijing;
北京市六种针叶树叶面附着颗粒物的理化特征
2.
The Development and the Prospect on the Conifers Grafting;
针叶树嫁接研究进展与展望
3.
Field Performance of Introduced Conifers in Zhanggutai Sandy Area, Liaoning Province;
章古台沙地针叶树引种造林试验
9)  colour of needle
针叶颜色
10)  conifer leaf glue
针叶胶
1.
The potentiality of the conifer leaf glue to be exploited and utilized is relatively great.
针叶胶的开发利用潜力很大。
2.
The results are as follows: temperature is the most important factor of cellulase on extracting the conifer leaf glue from cedar;when the enzyme concentration is higher than 20 U/g,it has little effect on the extraction rate;when the extration temperature is 50℃,the.
以松针为材料,用正交实验分析了影响纤维素酶活力的三个主要因素,并根据正交实验结果,对单个因素的多个水平进行了比较分析,结果表明:温度是影响纤维素酶提取针叶胶的最主要因素;酶用量高于20U/g以后,对针叶胶提取率影响不大;在温度50℃、pH5。
补充资料:针叶
1.形状像针或鳞片的叶子﹐如松﹑柏﹑杉的叶子。
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