elm(Ulmus)是什么意思

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用法例句

Chemical constituents of root barks of Ulmus pumila(Ⅱ);

榆树根皮的化学成分(Ⅱ)

Effects of Elaeagnus angustifolia and Ulmus pumila on Physical and Chemical Characteristics of Chestnut Soil

栗钙土区栽植沙枣、榆树对土壤理化性质的影响

Objective To isolate and identify the chemical constituents from the 80% ethanol extract of the root bark of Ulmus pumila.

目的研究榆科植物榆树 (UlmuspumilaL )根皮中的化学成分。

China is one of the countries with the most species and the largest distribution area of elm.

该文对榆属树种的遗传育种研究进展进行了较为系统的综述 ,主要包括 :国内外榆树育种材料资源的保存和利用现状 ;国内外榆树改良和育种目标 ;选择、杂交及其它非常规育种手段在榆树改良项目中的应用 。

Wood anatomy of 12 species and 2 varieties from Ulmus of China;

中国榆属12种2变种木材解剖学研究

The comparative anatomical study on leaves of 12 species and 2 varieties of Ulmus in China;

中国榆属12种2变种叶的比较解剖学研究

Ulmus mianzhuensis,a new species of Ulmaceae from Sichuan,China;

榆属(榆科)一新种——绵竹榆

Elm Street crosses Oak Street.

榆树街和橡树街相交叉

disease of elms caused by a fungus.

由于真菌所引起的榆树

The farm is fenced in with elms.

农场周围榆树成篱。

Analysis of Population Characteristics of Ulmus Pumila Sparse Forest in Hunshandake Sandy Land;

浑善达克沙地榆树疏林榆树种群特征分析

INVESTIGATION ON THE DEATH REASON OF ELMS AS WELL AS DISCUSSION ON THE EXISTANCE OF DUTCH ELM DISEASE IN CHINA

我国榆树死亡原因探讨——兼析是否发生荷兰榆病

Study on Parameters of Water-preserved-mining Grouting Bed-separation in YuShuwan Mine YuShen Coalfield;

榆神矿区榆树湾矿保水开采注浆离层参数研究

The dead elms have been replaced by a row of saplings.

死去的榆树已被一排幼树取代。

The dead elm have be replace by a row of sapling

死去的榆树已被一排幼树取代

An elm be a type of large tall broad - leave tree

榆树是一种高大的阔叶树

Deciduous tree style such as maple, oak, elm, walnut, etc.

落叶类树包括枫、橡木、榆树、胡桃等等。

An elm is a type of large tall broad-leaved tree.

榆树是一种高大的阔叶树。

An elm tree(Ulmus alata) of the southeast United States, having twigs with winged, corky edges.

翅榆一种美国东南部榆树（翼枝长序榆榆属），具有有翼和软木质的小枝

Deciduous tree style such as maple, oak, elm, ash, pear, etc.

落叶类树包括枫、橡木、榆树、槐木、梨树等等。

Deciduous tree style such as maple, oak, elm, dogwood, apple, etc.

落叶类树包括枫、橡木、榆树、茱萸、苹果树等等。

A pigeon was cooing up in one of the elms.

一只鸽子在榆树上咕咕地叫。

hard tough wood of an elm tree; used for e.g. implements and furniture.

坚硬的榆树木料，用于制工具和家具等。

The estate was fringed with stately elms.

那片地以挺拔的榆树为边界.

The sweeping elm by the river line;

枝条依依的榆树排列在河堤上；