有时高强度微波处理能够使落叶松木材的冲击韧性有所提高,这与木材内部的生长应力一定程度的释放有关。
The impact toughness of larch wood can be improved in some microwave irradiation experiments, which is arisen from the release of growth stress of larch wood.
橙色像火焰般的颜色使人想起的是柑橘属的果树、日落、落叶和南瓜灯笼。
This often flamboyant color brings to mind citrus and sunsets, fall leaves, and jack-o '-lanterns.
为了使整个场景有一种更自然的感觉,我用同样方法在整个场地添加了一些随意的花、落叶、石子和树枝,包括布置一些草。
To give the whole scene a more natural feeling I added some random flowers, dead leaves, stones andbranches all over the place using the same methods involved in placing the grass.
无休眠栽培是指利用一定的措施使具有休眠特性的落叶果树避开休眠继续生长,进而开花结果的一种栽培模式。
Non-dormancy culture is a cultural model, which prevents the onset of dormancy of deciduous fruit trees with dormant nature and promotes the next growth cycle to commence.
大自然使多数树木在冬天落叶。
拖到绘图页上,然后右击,使之成为针叶树或落叶树。
Drag onto the page, then right - click to make coniferous or deciduous.
我们年轻我们年老我们像落叶一样飘落,而你精力充沛的心使我再次相信,那是送给你的东西。
We are young and we are old we're fallen like leaves. And your heart's so full of soul it makes me believe once again, it's something for you.
早霜、晚霜、松毛虫、叶蜂及落叶松早期落叶病等都能直接影响鞘蛾食物的质量和数量,进而间接地使鞘蛾种群密度降低。
Early and late frost, Dedrolimus superans, sawfly and needle cast of larch could reduce the quality and quantity of foods of larch casebearer and had indirect effects on its population density.
落叶前遮荫处理使GA3含量稍有降低,但对ABA影响不大。
Overshadow treatment before defoliation could reduce GA3 content slightly, but its effect on ABA content was little.
其次,使药剂与落叶松材试件在常温加压和加热加压条件下进行脱脂实验,利用红外灯法考察常温和加热条件下脱脂剂的效能,选则较佳的脱脂剂种类。
Secondly, the medicament is used to degrease larch timber under normal temperature and heat with pressure. The efficiency of degreasing medicament is tested and excellent one is obtained.
传统的砍、烧、机耕整地使桉树林地的枯枝落叶和养分库呈突变形式退化。
The degradations of litter layer and nutrient pool under EF were abrupt as the traditional reforestation like cutting, firing and machinery management was implemented.
落叶松和松林墙壁是由钢支架,使他们可以组装使用胶,螺栓或指甲。
The larch and pinewood walls were held by steel braces so they could be assembled without glue, bolts or nails.
大自然使多数树木在冬天落叶。
结瘤使沙棘的落叶延迟。
大自然使多数树木在冬天落叶。
大自然使多数树木在冬天落叶。
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