查询词典 deciduous leaf

Seed cones (7-)9-18(-20) cm, all deciduous; umbo central, depressed-pyramidal, with a stout, short prickle; needles 2 or 3 per bundle

球果(7-)9-18(-20)厘米，全部落叶；中心，下凹的金字塔的鳞脐，具一粗壮，短皮刺；针叶2或3 每包 15 Pinus elliottii 湿地松

The avenue planting of nine cities in Zhejiang has the following characters: 1. Avenue planting tree species are plenty; 2. Avenue planting benefits among the cities are not uniform and tree species used are various; 3. Tree species used for avenue planting are simple and landscape effects unideal; 4. Cultivated manner and stratal structure are simple, ecological benefits no good; 5. The tree species ratio, of evergreen with deciduous, of fast-growing with slow-growing, is out of proportion, and short-term...

通过对浙江省具代表性的9个主要城市行道绿化状况的调查分析，结果表明浙江省城市行道绿化具以下几个特点：①行道树种资源丰富；②城市之间绿化效果差异悬殊，所采用的绿化树种各有侧重；③绿化树种单一，色彩单调，景观效果差；④栽植配置方式单一，层次结构简单，生态效益差；⑤常绿树种与落叶树种、速生树种与慢生树种比例失调，近期效益考虑多，远期效益考虑少。

Gymnocladus dioicus K. is a large deciduous tree with unisexual flowers, which are good research materials for sexual differentiation. Researches from cytomorphology, cytohischemstry and analyses of special proteins on both male and female flowers in different developmental stages were systemly reported in this paper. The sex differentiation process of Kentucky coffeetree first undergo a vengetative stage, then a bisexual stage, finally unisexuality by means of the reduction or abortion of inappreciate sex organ primordial.

本论文以美国肥皂荚雌株及雄株上不同发育时期的花蕾和花为试材，从细胞形态学、细胞组织化学、特异蛋白质分析三方面首次对其花芽分化及开花特性进行详细描述，进而就其花性别分化过程进行了比较系统的研究，对其单性花形成机制方面进行了讨论。

Viburnum carlesii is deciduous and Viburnum utile is evergreen , so in the spirit of compromise , their tall offspring is semi-evergreen .

荚蒾槠是落叶和荚蒾 utile 是常绿，所以在本着妥协的精神，他们的3米高的后代，是半常绿。

Viburnum carlesii is deciduous and Viburnum utile is evergreen , so in the spirit of compromise , their 3m tall offspring is semi-evergreen .

荚蒾槠是落叶和荚蒾 utile 是常绿，所以在本着妥协的精神，他们的3米高的后代，是半常绿。

Deciduous or evergreen shrubs or small trees: arrow-wood; wayfaring tree.

一个落叶或常绿灌木或小乔木属；箭木；绵毛荚迷。

Small genus of deciduous West Indian trees or shrubs: carib wood.

每年落叶的在西部印度乔木或灌木的小属；加勒比树木。

Medium-large thick-trunked deciduous tree of the eastern United States and southern Canada having close-grained wood and deeply 7-lobed leaves turning scarlet in autumn.

美国东部和加拿大南部的粗干落叶乔木，树材中等，木材纹理紧密，叶片七深裂，秋天变为大红色。

Small shrubby deciduous yellowwood tree of south central United States having spines, glossy dark green leaves and inedible orangelike fruit; its hard orange-colored wood used for bows by native Americans; frequently planted as boundary hedge .

美国中南部灌木状黄木，叶黑绿色，有光泽，带刺，果实似橙，不可食；坚硬的橙色木材被美国土著居民用于做弓；作为分界篱笆。

Inflorescences terminal racemes; bracts small, deciduous; bractlets 1 or 2. Flowers bisexual, zygomorphic.

花序顶生总状花序；苞片小，脱落；雹片1-2；花两性，左右对称。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"