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Chen J Edge effects:microclimatic pattern and biological responses in old-growth Douglas-fir forests Seattle,WA,USA:University of Washington:, 1991,null

马友鑫%刘玉洪%张克映西双版纳热带雨林片断小气候边缘效应的初步研究植物生态学报, 1998,3

The most effective concentrations of NaOH were 30%, 15% and 25% to dip cotton fibre, microcrystalline and fir powder respectively in the high pressure pot (140℃).

在高压罐(140℃)中分别浸渍棉纤维、微晶纤维素和杉木粉的最佳NaOH溶液浓度分别是30%、15%和25%。

To investigate the structure change and movement status of molecule in wood caused by different reagents, the dynamic viscoelastic properties of Chinese fir wood treated by NaClO3 , DMSO, DEA-SO2-DMSO and nontreated wood under the fiber saturated point, temperature from - 100-10℃ at frequencies between 0.5 and 10 Hz were examined by DMA.

为了弄清楚不同化学试剂处理引起木材内部分子构造的变化及其分子的运动状态,该研究针对杉木试材,采用动态粘弹性分析仪,测定了含水率在纤维饱和点状态下脱木索处理木材、DMSO处理木材和非晶化处理木材以及素材,在-100—10℃、0.5-10Hz的动态粘弹性。

The first part of this thesis aims to retrospect the background of the rendering and introduce the process of the Fir- Flower Tablets' outcoming.

本文第一部分介绍了《松花笺》译本的时代背景、产生的过程。

The content of ferulaic acid is least, its range is 0.496~12.566μg·g~(-1), the content in old-growth Chinese fir soil is more than 5μg·g~(-1), and others are less than 5μg·g~(-1). The content of three phenylic acids in 0~20cm depth soil is larger than 20~40cm. Along the ecosystem conversion direction, in 0~20cm and 20~40cm depth soil, the laws of P-hydroxybenzoic acid, ferulic acid and vanillic acid content are complex, does not exist apparent refularity.

其中对羟基苯甲酸含量最大,大小范围为2.233~19.589μg·g~(-1),其中只有二代杉木人工林的20~40cm层土壤的酚含量小于5,其他的都大于5;香草酸次之,大小范围为0.912~5.683μg·g~(-1),其中只有天然更新常绿阔叶林的酚含量大于5,其他的都小于5;阿魏酸含量最小,大小范围为0.496~12.566μg·g~(-1),其中老龄杉木林的0~20cm和20~40cm层土壤的酚含量大于5,其他的都小于5。

Mountain forests have Cheng-Dong, Quercus, armandi, Chatham, Tong, linden, mulberry and 160 species; Rare species Qinling fir, incense fruit and magnolia trees, the fruit-pestle and more than 20 species; Animal tiger, leopard, deer, camphor, antelope, otters, giant salamander, Jiang 100 multiple abdominal Jinji ; herbs have Epigraphy solution Tianma, musk, dogwood, Bupleurum, platycodon and 1,055 species.

山上林木有桦栋、青杠、华山松,漆、桐、椴、桑等160余种;罕见树种秦岭杉、喷鼻果、辛夷树,大果青杵等20余种;动物有虎、豹、鹿、樟、羚羊、海獭、大鲵、江腹金鸡等100多种;药草有金石解、天麻草、香獐子喷鼻、山茱萸、柴胡、桔梗等1055种。

Mountain forests have Cheng-Dong Quercus armandi Chatham Tong linden mulberry and 160 species; Rare species Qinling fir incense fruit and magnolia trees the fruit-pestle and more than 20 species; Animal tiger leopard deer camphor antelope otters giant salamander Jiang 100 multiple abdominal Jinji ; herbs have Epigraphy solution Tianma musk dogwood Bupleurum platycodon and 1055 species.

山上林木有桦栋、青杠、华山松,漆、桐、椴、桑等160余种;稀有树种秦岭杉、香果、辛夷树,大果青杵等20余种;动物有虎、豹、鹿、樟、羚羊、水獭、大鲵、江腹金鸡等100多种;药材有金石解、天麻、麝香、山茱萸、柴胡、桔梗等1055种。

The present study suggests that fIR is a reliable method for psychophysiological studies aimed at assessing emotional arousal and response.

目前的研究表明:功能红外成像技术对基于估计情绪诱发和反应的心理生理学研究是一种可靠的方法。

In this paper,a quadratic programming method based on semidefinite programming is given to solve the design of FIR filters with discrete coefficients in the light of literature 6,which can give a better bound than a semidefinite programming relaxation method.Based on the model,the Branch-and-Bound algorithm is used to solve this problem.

基于离散系数滤波器设计问题已有的半定规划松弛模型,利用文献[6]的方法给出了该问题的二次规划松弛模型,该模型能给出比半定规划模型更好的界,然后运用分支定界方法求解该模型。

Then,two evacuation exits are simulatively set on the north side of the middle fir...

结果表明,基于性能化评估思想的重大火灾隐患判定方法能够对重大火灾隐患单位进行合理的判定,并且提出的整改方案是以达到防火目标为目的,具有科学性、经济性及合理性。

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