一只快乐的小鸟在一棵落叶松上歌唱,仅此而已。
A merry little bird was singing on a larch-tree, but nothing more.
如果他整夜都待在落叶松的树林中,他就听不到田庄里的骚动。
If he had remained among the larches all night, he would have heard nothing of the stir at the Grange.
对落叶松化学浆的特性进行了研究。
这棵松树是落叶松, 适合生长在温带。
This pine is called the larch, it grows well in temperate zones.
脚下的水仙在吐苞,带穗的落叶松摇摆不定。
本文主要研究了落叶松指接材的主要力学性质。
The important mechanical properties of Larch with finger joint were studied in this research.
在花园旁边,我们在木格子(落叶松)前进行了装饰。
On the side of the garden, we have dressed up the front of a wooden trellis (larch).
大多数落叶松具有脆弱的枝条,并且下部枝条开花较少。
Most larches have brittle branches and produce relatively few flowers on lower branches.
本研究为落叶松的鉴别工作提供了高效,可靠的鉴别方法。
This study provides an effective and reliable method for identification of different larch species.
采用解析木导向曲线法编制了辽东地区日本落叶松地位指数表。
Site index tables regarding Japanese larch in eastern Liaoning were mapped out by using stem analysis guide curve.
论文首次对微生物降解落叶松单宁为儿茶素的过程进行了研究。
Microbial degradative process from larch tannin to catechin was studied for the first time.
同时对落叶松-龙牙葱木这一混交模式的经济效益进行了分析。
Meanwhile, the economic benefit of the mixed pattern of l. Gmelinii and A. elate was analysed.
结果表明:不同药剂处理对华北落叶松幼苗生长有不同的作用。
The results showed that the different medicaments were of the different action.
在实验过程中落叶松单宁两性水处理剂的合成主要分为三个阶段。
The synthesis of larch extract tannin amphoteric water treatment agent was divided into three phases.
而对于反复煮沸压缩剪切强度,桦木的值要比落叶松和柞木的高。
The dry compressing shear strength of Larch in normal conditions was the lowest.
外部有欧洲落叶松,其中被烧焦的两墙采用了日本法寿杉作为原料。
The exterior is clad with European larch (Larix decidua), two walls of which have been charred using the Japanese method shou sugi ban.
但其数量因皆伐、过度采伐以及对快速增长树种(如落叶松)的偏好而大幅减少。
Numbers have been decimated by clear cutting, over-logging and a preference for faster growing species such as larch.
对于平缓坡的落叶松人工林,拖拉机的集材效率优于畜力的集材效率。
For larch plantations on the gentle slope, the operation efficiency of tractor skidding is better than that of animal skidding.
实验分为落叶松单宁的化学合成改性和其水处理性能的检测两大部分。
This experiment include the chemical synthetic modification of larch extract tannin and the measure of its water treatment properties.
中西加拿大的北部诸点的美国落叶松有一种有趣的难以解释的异常现象。
There is an interesting and unexplained anomaly in tamarack from northern localities in west central Canada.
北美西部高大的落叶松属植物,浅绿色尖角树叶,椭圆形球果;重要的木材。
Tall larch of western North America have pale green sharply pointed leaves and oblong cones; an important timber tree.
这些薄片,以及落叶松镶板后面的预风化薄片,形成建筑的外观和外表面结构。
These lamellas, along with the pre-weathered larch panelling behind the lamellas, form the building's characteristic appearance and give the outer surfaces structure.
本论文以落叶松单宁为原料研制含阴、阳离子基团的落叶松单宁两性水处理剂。
Preparation of larch extract tannin amphoteric water treatment agent has anionic and cationic group by use of larch extract tannin was studied.
本文研究了东北红松、落叶松和黄花落叶松的木材密度和顺纹抗压强度的变异。
Pinus koraiensis, Larix gmelini and Larix olgensis are the species of the most important timber in northeast of China.
在立地条件一致的前提下,研究了落叶松人工林土壤养分含量的年动态变化趋势。
On the premise of identity for site conditions, the annual dynamic changes of soil nutrients under larch plantation were studied.
在英国,官方称这种病为“栎猝死病”,它放过了栎树,却传播到北美杜鹃花和日本落叶松上。
In Britain the disease, officially known as phytophthora ramorum, spared oaks and jumped to rhododendrons and Japanese larch trees.
目前还没治愈这种病的方法,MrClark警告说东南部的日本落叶松可能会全军覆没。
There is no known cure for the disease and Mr Clark warned that Japanese larch could be wiped out in the South West.
落叶松人工林是我国北方林区主要用材林之一,对我国的国民经济建设起到重要作用。
Larch plantation is one of the main commercial forests in north China and has an important contribution to the national economy.
结果表明,落叶松的种内竞争大于种间竞争,且落叶松与水曲柳之间的竞争相对最小。
The result showed that the intraspecific competition was more intensive than the interspecific competition. Especially the competition between larch and ash was the least relative.
结果表明,落叶松的种内竞争大于种间竞争,且落叶松与水曲柳之间的竞争相对最小。
The result showed that the intraspecific competition was more intensive than the interspecific competition. Especially the competition between larch and ash was the least relative.
应用推荐