1) Castanopsis hystrix
红锥
1.
Mechanical properties of Castanopsis hystrix and Betula alnoides plantation wood;
红锥和西南桦人工林木材力学性质的研究
2.
The Natural Resources Status and its Distribution of Castanopsis hystrix;
红锥天然分布区的主要资源现状
3.
Preliminary Research of Castanopsis hystrix and Betula alnoides Plantation Wood Applied in Furniture and Decoration;
红锥和西南桦人工林木材应用于家具装饰材的初步研究
2) trypan red
锥虫红
3) Castanopsis hystrix natural forest
红锥天然林
1.
The analysis reveals that various nutrient element content of Castanopsis hystrix natural forest soil is rich,the nutrient status of top soil layer is superior to that of subsoil layer,the soil is relatively acid,and the eluviation is strong.
对福建华安红锥天然林土壤理化性质及林下凋落物持水能力的分析表明 :红锥天然林土壤各营养元素含量丰富 ,表土层养分状况优于深土层 ,但土壤偏酸 ,淋溶与富铝化作用强烈。
4) Castanopsis hystrix high-quality timber plantation
红锥用材林
5) cone
[英][kəʊn] [美][kon]
锥
1.
Experiments of effects of flow parameters on cone and jet diameter in flow focusing;
流动聚焦中锥形和射流直径影响因素的实验研究
2.
On a Conjecture on Fixed Point Indices of Positive Mappings in Cones;
关于正映射锥上不动点指标的一个猜想
3.
By using the theory of index of fixed-point on a cone and Lebesgue s dominated convergence theorem,the existence of positive solutions to the higher-order conjugate boundary-velue problem(-1)n-kx(n)(t)=f(t,x(t)),0<t<1;x(i)(0)=0,i=0,1,…,k-1;x(j)(1)=0,j=0,1,…,n-k-1was investigated.
利用锥上的不动点指数理论和Lebesgue控制收敛定理研究高阶奇异共轭边值问题(-1)n-kx(n)(t)=f(t,x(t)),0
6) Cones
[英][kəun] [美][kon]
锥
1.
The main methods are fixed point theorems in cones.
当λ>0且充分小时正解的存在性,应用的工具为锥上的不动点。
2.
By using the fixed point theorem on cones,the existence of positive solutions for a class of singular boundary value problems with p-Laplacian operator is studied.
利用锥上的不动点定理研究了一类具有p Laplacian算子型奇异边值问题的正解,得到了在f和g同为超(次)线性或一个为超线性,另一个为次线性的情形下正解存在的充分条件,推广了一些已知结果。
3.
A sufficient condition for the existence of C 2 positive solutions as well as C 3 positive solutions is given by means of the fixed point theorems on cones.
本文利用锥上不动点理论给出了四阶超线性 Emden-Fowler方程奇异边值问题有 C2 [0 ,1]和C3[0 ,1] 正解存在的充分条
补充资料：红酵母红素
分子式：
CAS号：
性质：在甲醇+乙醚或用苯中可得到黑紫色针状结晶，熔点210～212℃；在二硫化碳中最大吸收为:582、541和502nm；在甲醇中最大吸收为：529、493和460nm。溶于二硫化碳、氯仿和吡啶中，略溶于乙醚、苯和热乙醇中。从红酵母中制得的为类胡萝卜色素。
CAS号：
性质：在甲醇+乙醚或用苯中可得到黑紫色针状结晶，熔点210～212℃；在二硫化碳中最大吸收为:582、541和502nm；在甲醇中最大吸收为：529、493和460nm。溶于二硫化碳、氯仿和吡啶中，略溶于乙醚、苯和热乙醇中。从红酵母中制得的为类胡萝卜色素。
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