树木的

From the change of the arboreal growth annual ring, we may understand trees all previous years the growth, the cultivation situation, and with the research on tree ring, we get the situation of climatic change and environmental pollution.

从树木生长年轮的变化中，我们可以了解树木历年的生长、培育情况，并且通过对树木年轮的研究，有助于我们了解当时当地气候变化、环境污染等情况。

National Forest Authority recommends planting 650 trees per acre for trees such as pine, teak and araucaria.

国家森林管理局建议种植树木650每英亩的树木，如松树，柚木和南洋杉（ 3个3米）。

International Society of Arboriculture concerns the issues of arboriculture, and promotes research of arboriculture in cities. It enhances public consciousness to trees as a scientific and educational organization.

国际树木栽培学会是一个科学教育组织，关注树木栽培方面的论题，提高树木栽培质量，促进城市树木栽培的研究，增进公众对树木益处和树木栽培的认识。

All he could see were trees. And brambles. And even more trees.

他看到的只有树木，荆棘，还是树木。

Dendrology is a difficult course for its abundantly abstract and trivial contents. The key to a better teaching result for the course is that teachers should not only master relative concepts, terms and feathers of trees, but also pass them to students by appreciate methods while increasing students' interests to the course. A challenge is that there are numerous terms about trees and most of them are difficult and unfamiliar words to most people.

树木学是一门内容较深奥抽象又纷繁琐碎的学科，老师对概念、术语和树木特征的准确把握并把其恰当传授给学生、激发其对课程的学习兴趣是教好树木学的关键；而有关树木和植物分类学的术语对大多数人而言又是很偏僻、难以掌握的词汇，且其数量巨大。

Other courses like dendrology for gardening, taxonomy of seed plants, plant classification or plant systematics may be similar or overlap in some degrees. However, dendrology focuses on woody plants, especially on trees from gymnosperms and dicotylerdons of angiosperms. Dendrology for gardening is more suitable for students from specialties relating to gardening.

类似并可以在一定程度上起替代的课程为园林树木学、种子植物分类学、植物分类学或植物系统学，但树木学主要侧重于木本植物的分类，而且主要集中在裸子植物和被子植物的双子叶植物纲上中；园林树木学则主要适用于园林相关专业的学生。

With the analysis of the features of tree system,potential aspects which could influence tree classification results are studied,the factors that should be taken into consideration in modelling hibernal tree classification are proposed and are concluded to six main aspects of features,amongst them the most correlated contents and information for classification are picked up to set up hibernal trees classification model,and finally implements the classification model with Bayes,which accomplishes a hibernal tree classification system based on Bayes.

通过分析树木体系的特征，研究并分析了可能影响树木分类结果的几个方面，提出了树木分类建模时应该考虑的因素，并将其归纳为六个方面，从中抽取与分类最相关的内容和信息，构建了冬态树木分类的模型，最后用贝叶斯方法实现了该分类模型，完成了基于贝叶斯的冬态树木分类系统。

This reporter immediately rushed to the scene, dozens of workers are still busy scene shipment off of trees, These trees higgledy-piggledy heap to a dozen dumplings, a big tree diameter of about 30 cm above were split into about a meter long wooden, Small trees more than 10 cm in diameter was also split into three meters in length.

记者立即赶往现场，十几名工人还在现场忙着装运砍下的树木，这些树木横七竖八地堆了十几堆，大的树直径约30厘米以上的都被截成约1米长的木段，小的树木直径约十几厘米的也被截成3米左右的长度。

Arid, broiling environment, let life flinch, but, here still has a kind of arboreous and castiron ground to growing, because live without other tree in desert, these tree often are chopped to fall by native, draw out quiver of empty make it, so they are called quiver tree.

干旱、酷热的环境，让生命望而却步，但是，这里仍有一种树木不屈地生长着，因为沙漠里没有别的树木生存，这些树木就经常被土著人砍下，掏空做成箭袋，所以它们被称为箭袋树。

The river valley was covered by high forests, it's not uncommon to see forests in Sweden, the "Highest forest-coverage country". But the long river had the trees look even more slim. The glen was more secluded while the birds are singing.

行舟的地方是一个树木参天的河谷，树木多在瑞典这样一个号称世界森林覆盖面积最多的地方并不稀奇，但是悠悠的河谷望不到头，河水倒映了树木修长的身影，越发的显得鸟鸣谷幽，山空林秀。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐