多叶的

In general, croton is sun plant, and their light saturation and compensation points were decreased in response to shading.

光强度对植株的影响，在遮光下变叶木的节间长度会增加，但株高则无明显的影响，新生叶片数会较多。

Three kinds of virus were fand on Gladiolus in Shenyang. They were cucumber mosaic virus, bean yellow mosaic virusand tobacco mosaic virus.

阐明了染病寄主的症状与病毒毒原种类的相关性，在典型症状中，碎色症和斑驳症的植株多为受CMV侵染造成，条斑症和皱叶症主要是由BYMV侵染引起。

A detection method of double-threshold constant false alarm movement object on double-base synthetic aperture radar includes finalizing distance compression of various pulse-sampling, dividing orientation time to be multiple CPI, carrying out FFT in each CPI to enter orientation frequency domain, comparing data amplitude of frequency channel at external of clutter region with the first threshold and outputting point trace, making coagulation on point trace, making Hough transform in point trace domain and making decision of the second threshold.

本发明涉及一种用于双基地合成孔径雷达的双门限恒虚警运动目标检测方法，其特征在于：1对每个脉冲采样完成距离压缩；2把方位时间分割成多个相干处理间隔；3在每个CPI内做快速傅立叶变换进入方位频域；4把杂波区外的频率通道的数据幅度和第一门限比较做判决并输出点迹；5点迹凝聚；6在点迹域做Hough变换并做第二门限判决。

Effect of heat treatment on the ndcrophase separation of a segmented poly copolymer based on poly diol, 3, 5 dithyltoluene diandne and 4,4'-diphenylmethane diisocyanate has been studied bymeans of fourier transform infrared spectroscopy.

用傅里叶变换红外光谱方法研究了热处理对由聚环氧丙烷聚醚多元醇、3.5－二乙基甲苯二胺和4，4－二苯基甲烷二异氰酸酯组成的多嵌段聚氨酯脲的微相分离行为的影响。

In this dissertation we propose a set of fast algorithms for computing the DGFT (Discrete Generalized Fourier Transforms) over the hexagon domains and the parallel dodecahedron domains and give the parallel implementation on Linux clusters.

本文在理论上的主要贡献就是利用多色排序、区域分解和多重网格的思想，设计了二维三方向平行六边形区域和三维四方向平行十二面体区域上广义离散傅立叶变换的快速算法并给出它在PC Linux机群上的并行实现。

A new method of calculating the angle parameter in FRFT domain based on the eigenfunction of time-varying channel is proposed in this letter for FRFT-OFDM systems.

摘要针对FRFT-OFDM(分数阶傅里叶域的正交多载波)系统，该文提出了一种基于信道时变传输函数的FRFT域角度参数的估计算法。

Beetle families were found among the 1625 captured specimens, of which 31.0 % was Staphylinidae and 22.6 % was Carabidae. Elateridae, Chrysomelidae and Scarabaeidae were each above 5 % of the total.

以隐翅虫科数量最多，占总数的31.0 %，步甲科次之，占22.6 %，叩甲科、叶甲科和金龟子科的数量各占5 %以上，它们共同构成该地区地表甲虫的优势类群。

The diversity of litter-laser beetles was investigated in Wuyishan Nature Reserve. Four areas were selected. Xujiachang, Tongmuguan, Shisigongli and Huanggang-Mountain. We built up 22 plots mainly using pitfall traps. 16 beetle families, were found among the 1625 captured specimens, of which 31.0% was. Staphylinidae and 22.6% was Carabidae, Elateridae, Chrysomelidae and Searabaeidae were each above 5% of the todal.

2006年对江西武夷山自然保护区4个地区徐家厂、桐木关、十四公里和黄岗山进行地表甲虫群落组成和多样性的调查，共设样地22块，主要采用巴氏罐诱法、采到标本1625号，隶属16科以隐翅虫科数量最多，占总数的31.0%，步甲科次之、占22.6%，叩甲科叶甲科和金龟子科的数量各占5%以上，它们共同构成该地区地表甲虫的优势类群。

The one-dimensional time-dependent Schrdinger equation was numerically solved with the symmetric splitting of the short-time exponential propagator and the fast Fourier transformation, and influence of intensity and pulse with on ionization of linear multi-ation molecular ion in two-color laser fields was researched.

利用短时指数传播子对称分割法和快速傅里叶变换技术，数值求解了一维含时Schrodinger方程，探讨了双色激光场中激光的基波和谐波强度之间的不同配比以及脉宽对线性多原子分子离子电离的影响。

The Kremlin world-famous buildings, enjoy the "eighth wonders of the world's" reputation is the most popular tourism. Leaves on the 12th century, the Grand Duchy of Dolgoruki in the hilly Boluoweici on the construction of a wooden castle - the Kremlin, Moscow is from the Castle gradually developed.

克宫这一世界闻名的建筑群，享有"世界第八奇景"的美誉，是旅游者必到之处。12世纪上叶，多尔戈鲁基大公在波罗维茨低丘上修筑了一个木结构的城堡–克里姆林宫，莫斯科就是从这个城堡逐步发展起来的。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。