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larch pine相关的网络例句

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与 larch pine 相关的网络例句 [注:此内容来源于网络,仅供参考]

In the fire performance study, the charring rate of side and bottom were ranged from 0.587 to 0.750 mm/min and 0.709 to 0.897 mm/min for China fir glulam, 0.643 to 0.770 mm/min and 0.644 to 0.911 mm/min for Japanese cedar glulam, 0.608 to 0.757 mm/min and 0.614 to 0.817 mm/min for Taiwania glualm, 0.588 to 0.627 mm/min and 0.632 to 0.694 mm/min for Douglas-fir glulam, and 0.530 to 0.568 mm/min and 0.566 to 0.583 mm/min for Southern pine glualm, respectively. The results indicated that the charring rate in all glulam showed a decreasing order in Taiwania>Japanese cedar >China fir >Douglas-fir>Southern pine glulam.

集成材之火灾特性上,炭化速度方面:杉木集成梁侧面之炭化速度为0.587 - 0.750 mm/min;底面之炭化速度为0.709 - 0.897 mm/min;柳杉集成梁侧面之炭化速度为0.643 - 0.770 mm/min;底面之炭化速度为0.644 - 0.911 mm/min;台湾杉集成梁侧面之炭化度为0.608 - 0.757 mm/min;底面之炭化速度为0.614 – 0.817 mm/min;花旗松集成梁侧面之炭化速度为0.588 - 0.627 mm/min;底面之炭化速度为0.632 - 0.694 mm/min;南方松集成梁侧面之炭化速度为0.530 - 0.568 mm/min;底面之炭化速度为0.566 - 0.583 mm/min,有南方松集成材优於花旗松集成材,依序为杉木集成材、柳杉集成材、台湾杉集成材之趋势。

The stem flow of spruce and larch had acidulation on the soil, but the soil around the bole of spruce didn't present intensive acidity (the lowest pH of water and KCl immersion were 5.13 and 4.79, respectively), so the acidulation of stem flow is not the direct reason of spruce death.

虽然两树种树干径流对土壤均产生了酸化作用,但由于云杉树干周围土壤PH并没有出现较强的酸性(水浸pH下降到5.13,盐浸pH下降到4.79),因此,还不能认为云杉的衰退死亡与树干径流的酸化作用有直接关系。

Other trees which attract notice are: Pinus Massoniana; Cunninghamia Lanceolata; thuya Orientalis; sophora Japonica; Albizzia, Acacia with pink flowers in feathery clusters; Liriodendron or saddle Tree (group of six in front of the Kuling General hospital); Larix or Larch Tree; Fraxinus Sinensis or Ash; Alnus and Gymnocladus Chinesis or Soap Tree.

引人注目的还有马尾松、纯杉木、金钟柏、苦楝、合欢树。一丛一丛的开着粉红色花的槐树、鹅掌楸、马鞍树(牯岭人民医院门前有六簇)、落叶松、白蜡树苷、皂荚树特别引人注目。

The synthesis of larch extract tannin amphoteric water treatment agent was divided into three phases.

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。

Day-to-day culinary life was even less appetising:"They make a sort of porridge or bread of the under bark of the spruce, fir and larch, which they cut in small pieces, mixing it with milk or dried fish."

日常的炊厨生活就更难引人食欲了,"他们用杉树、枞树和松树的里层树皮煮粥或烤面包,先将树皮切成小块,和牛奶以及干鱼混在一起。"

The modified larch bark tannin extracts can be used in production of bakelite bond.

可应用于酚醛树脂绝缘板的黏合剂生产。

The main products of the company includes wooden advanced shutters ,wooden door and so on .which are made of high quality imported timber and extraordinary wood out of cold area in northern China, such as basswood, poplar, larch, Chinese catalpa, manchurian ash, oak etc.

公司的主营产品包括实木高档透气窗,实木门等,采用优质的进口木材及中国北方高寒地带的优质椴木、杨木、落叶松,楸木,水曲柳,柞木等木材,使用高档环保油漆,生产出的产品完全符合国际绿色环保要求。

Larch is the most important industrial timber species in northeastern China, and is ecological significant in boreal forest ecosystems.

落叶松是中国东北林区最重要的工业用材树种,而且在北温带森林中具有重要的生态学意义。

Obducta to nine kinds of larch volatile compositions, namely R-α-pinene, S-α-pinene,β-pinene, ocimene, phellandrene, 3-carene, myrcene, camphene and phytol with EAG and Y-tube olfactometer. The results showed that 0.4 molL^(-1), most volatile compositions had significant EAG responses compared with the blank control (P.05), with exception of females to R-α-pinene, males to R-α-pinene and phellandrene.

结果表明:在0.4molL^(-1)浓度下,雌蛾除了对R-α-蒎烯、雄蛾除了对R-α-蒎烯和水芹烯没有明显EAG反应外,对其余挥发物的EAG反应与对照相比差异均达到显著水平(P.05),并且雌、雄虫之间的EAG反应也存在一定的差异。

It is also pointed out that clear-cutting over 1 hectare , taking soil or digging turves under canopy should be forbidden . Regeneration under canopy is very necessary in order to ensure the ecosystem stability of larch forests in valley .

并指出,绝对禁止面积超过1hm^2的皆伐,林下取土或挖掘泥炭等严重影响谷地落叶松林生态系统的行为,为确保谷地落叶松生态系统的稳定性,进行林下的更新是非常必要的。

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