查询词典 deciduous

Deciduous shrub of eastern and central United States having black berrylike fruit; golden-yellow in autumn.

美国东部或中部的一种每年落叶灌木，结黑色浆果状果实；在秋天呈金黄色。

Spiny branching deciduous shrub of southwestern United States having clusters of insignificant yellow-white flowers appearing before leaves followed by attractive black berrylike fruits.

美国西南部多刺的发枝的每年落叶的灌木，有不明显的黄白色的花丛，出现在叶子前面，有吸引人的黑色的象浆果似的果实。

Deciduous shrub of eastern North America having blue-black berries and tough pliant wood formerly used to make arrows.

北美东部的一种落叶灌木，浆果蓝黑色，其木柔韧、以前用来做箭。

Deciduous shrub of eastern North America having blue-black berries and tough ''.

北美东部的一种落叶灌木，浆果蓝黑色，其木柔韧、以前用来做箭。

Trees often deciduous; flowers 4- or 5-merous; fruit with 1 or more pyrenes; leaflets with margin usually serrate; branchlet pith without vascular strands

乔木通常落叶；花瓣4或5；果具1或更多果核；小叶具边缘通常有锯齿；小枝木髓没有血管的股 2

See from the function results, it is best for deciduous broadleaf tree on the potential of absorbing carbon-releasing oxygen, decreasing temperature and purifying SO2; next is fewer shrub and coniferous tree, grass is the worst.

从作用效果来看，落叶阔叶树类的吸碳放氧、降温效果和SO2的净化潜力最佳，其次为花灌木和针叶乔木树种，草类最差。

Also it synthesize the natural law on vegetation distribution and the present situation on urban forestry construction to define the main proportion on urban species actually:the proportion between aiphyllus tree and deciduous tree is 3:7; the proportion between arbor and shrub is 2:1; the proportion between coniferous tree and broadleaf tree is 1:4; the proportion between fast-growing trees and slow-growing trees is 1:1.The following tree species programmed in urban forestry construction of Qingdao on the above-mentioned demanding on trees planning in this thesis

本文以上述提到的树种布局规划要求，分别规划出了青岛市城市森林建设中的行道树种、公园绿化树种、游园、街头绿化树种、山地风景林树种、居住区绿化树种、机关、学校、医院等处的绿化树种、工矿区绿化树种、海岸抗海雾、海风树种、耐盐碱树种、垂直绿化树种、地被植物，并对城市森林的近自然化配置，以及在天然森林已不存在的地方，运用技术模拟原来的天然森林进行恢复和重建进行了初步阐述。

NPP of deciduous broadleaf forest, grass and crop has strong correlation with precipitation in spatial distribution.

落叶阔叶林、草地和农作物NPP与降水的空间分布具有显著的相关关系。

Deciduous trees display autumn colours in Wendover Woods on Oct. 11, in Buckinghamshire, England.

落叶树显示10月11日在温多弗伍兹秋天的色彩，在白金汉郡，英国。

Deciduous leaf is arboreal, can amount to 40 meters high, pectoral diameter can amount to 1 meter, plant is departmental without wool; Bark ecru or auburn, smooth; Long branch is long and thin, short branch is apart from shape, fold give birth to bulbiform bud scale fine and cicatricle.

落叶乔木，高可达40米，胸径可达1米，植株各部无毛；树皮淡褐色或赤褐色，光滑；长枝细长，短枝距状，具叠生球状的芽鳞良及叶痕。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。