查询词典 ft.

FT-IR spectra show that a bridged bidentate complex acid site was formed.

FT-IR光谱分析结果表明，ST/Al-PILC中SO〓离子与TiO〓形成了桥式双配位的酸中心结构。

Sulfonated poly are prepared by direct polymerization of biphenol A, disodium 4, 4"-difluoro-3, 3"-disulfonate-1, 1-diphenylketone and 2, 6-difluorobezonitrile. The polymers are characterized with ~1H-NMR, FT-IR.

以双酚A，2，6-二氟苯腈和4，4′-二氟-3，3′-二磺酸钠-1，1′-二苯酮采用直接缩合法合成了不同磺化度的磺酸型聚芳醚腈酮，通过FT-IR和~1H-NMR对聚合物进行了表征，证明其结构正确。

Sulfonated poly are prepared by direct polymerization of biphenol A, disodium 4, 4"-difluoro-3, 3"-disulfonate-1, 1-diphenylsulfone and 1, 3-(4-difluorophenyl)benzene. The polymers are characterized with ~1H-NMR, FT-IR.

以双酚A，1，3-二(4-氟苯基)苯和4，4′-二氟-3，3′-二磺酸钠-1，1′-二苯砜采用直接缩合法合成了不同磺化度的磺酸型聚芳醚酮砜，通过FT-IR和~1H-NMR对聚合物进行了表征，证明其结构正确。

A highly ordered copper phthalocyanine-3,4',4",4"'-tetrasulfonic acid, tetrasodium salt/4,4'-dipyridyl dihydrochloride nanotube array was successfully fabricated by the layer-by-layer self-assembly technique using micropore anodic aluminum oxide as templates. The assembly process of the nanotube array was investigated by UV-Vis spectrometry, XRD and FT-IR, and the morphology of the nanotubes was analyzed by scanning electron microscopy and transmission electron microscopy, respectively.

在阳极多孔氧化铝模板中利用层层自组装技术制备出了高度有序的聚电解质磺化酞菁铜/4，4′-联吡啶盐酸盐纳米管，并对其组装过程用UV-Vis， XRD和FT-IR进行了分析，纳米管的微观形貌通过SEM和TEM进行表征。

The change of α1,2-FT activity in the cell line before and after the tranfection was confirmed by the determination of enzymatic activity. The changes of cell lipid and glucolipid, especially the change of type Ⅱ oligosaccharide, in the cell line before and after the transfection was determined by Thin-Layer Chromatography and TLC immunostaining method, respectively.

通过酶活性测定证明转染前后细胞系α1，2-FT活性的改变，采用薄层层析、薄层层析免疫染色方法测定转染前后细胞脂质及糖脂，特别是Ⅱ型寡糖的变化。

There is synergistic interaction maximum while the mixed ratio of KGM and Guran gum is 60/40,the total polysaccharide concentration 1%, TP 80℃ and salt ionic (Ca2+)concentration 0.1mol/L.Interraction machanism between molecules and molecules of two polysaccharide were investigated by FT-IR .

当总糖浓度为1%，魔芋胶与瓜尔豆胶的共混比例为60/40 ，制备温度为80℃，体系盐离子(Ca2+)浓度为0.1mol/L 时可得到协同相互作用的最大值，从FT-IR 谱图上分析了两种多糖分子间相互作用的机理。

He said, even the shortest Yong Hwa can be the tallest if he come to FT island.

他说，就连乐队中最矮的容和也能成为FT island最高的成员。

FT-IR, TG and XRD were applied to study the components, structure and heat-stabilization of hydrous zirconia.

运用FT-IR、TG、XRD研究了ZrO2水合物的组成、结构和热稳定性，用光学显微镜、FESEM对ZrO2水合物的形貌及其形成机理进行了分析。

FT-IR and 1H-NMR results show that the reaction occurs in the α-H atom of isobutyraldehyde.

FT-IR及1H-NMR结果说明合成反应发生在异丁醛中的α氢原子上。

The hybrid composite PW11Co/PAMAM was characterized by FT-IR, UV-Vis diffuse reflectance spectra, XPS, XRD and TG/DTA, indicating that the PW11Co was chemically anchored to PAMAM. The morphologies of the title composite were characterized by scanning electron microscopy and transmission electron microscopy. The catalytic activity was evaluated by oxidation of isobutyraldehyde to isobutyric acid in MeCN under mild conditions (20 ℃, ambient pressure), showing that the title compound is a more effective and recoverable catalyst than corresponding PW11Co.

通过FT-IR、DR-UV-Vis、XRD、TEM、SEM、TG/DTA等手段对其进行了表征，并考察了其对异丁醛转化异丁酸的催化活性，实验结果表明，多金属氧酸盐通过配位键与聚酰胺-胺作用形成的无机-有机复合物可望成为一种催化活性高且易于分离和重复使用的多相催化剂。

The big eared hedgehog, the little owl, the sand gecko, the three-toed jerboa, and every show needs a villain - saw-scale - the viper!

大耳刺猬，小猫头鹰，沙壁虎，三趾跳鼠，每场戏都需要反派角色：蝰蛇。

Plasmodiophora brassicae ; resting spores ; density gradient centrifugation of sucrose ; ultrasonic disruption

根肿；休眠孢子；蔗糖密度梯度离心；超声波破碎