查询词典 phenolic

Insulation material factory mainly produces all kinds of hard mica plate, soft mica plate, commutator mica plate, shellac mica plate, alkyd mica plate, epoxy phenolic cloth boards, cardboard, glass fiber cloth, and so on board.

绝缘材料厂主要生产各种硬质云母板、柔软云母板、换向器云母板、虫胶云母板、醇酸云母板、环氧酚醛布板、纸板、玻璃纤维布板等。

P: paper-based epoxy resin copper-Park Ji-layer paper between phenolic resin and glass cloth epoxy resin substrate board of the electrical characteristics of the middle, humidity, and heat resistance, used in single-and double-sided printed circuit boards, the main purpose of which is the circuit used for a variety of power requirements of high-frequency characteristics of substrate and the color TV, VTR, etc. used in tuning, as well as the board, such as OA machines.

。P：纸质环氧树脂铜泊积层有介于纸质酚醛树脂基板及玻璃布环氧树脂机板中间之电气特性，耐湿性，耐热性，使用于单面及双面印刷电路板，主要的用途是用于各种电源回路用基板及要求高周波特性之彩色TV，VTR等之调谐器用，以及OA机器等机板。

It is suggested in this paper that phenolic resin with three components and hybrid fiber were used to prepare clutch friction materials by cold-press process.

提出采用三组份改性酚醛树脂和混杂纤维冷压工艺制备离合器摩擦材料。

In this paper,new advances of phenolic foam plastics,resin modifying,its formula and composition,manufacture process,product type and application fields were reviewed with 18 refs.

综述了酚醛泡沫塑料及其树脂改性、配方组成、生产工艺、生产类型及应用领域的新进展。

Cooling tower; concrete; heavy-duty paint; phenolic epoxy; glass flake coatings

冷却塔；混凝土；重防腐；酚醛环氧；玻璃鳞片涂料

According to the research of this dark-colored non-toxic and will not cause cancer phenolic oxides.

据研究这种深色的酚类氧化物无毒且不会致癌。

The loading feather of phenolic resin nut used in structure of spiral driver is researched by finite element method. And the curve of deformation and stress of the nut is gained.

通过有限元分析研究了螺旋传动结构中酚醛树脂螺母的受力特征，得到了它在传动受力时各部分的变形、应力分布曲线。

In comparison with the pure standards and the retention indices RI(subscript s reported in the literature, a total of 302 volatile compounds were identified in Changyu XO brandy, including 30 alcohols, 35 aldehydes and ketones, 20 carboxylic acids, 104 esters, 24 substituted benzenes and derivatives, 14 phenolic derivatives, 14 acetals, 16 furan derivatives, 22 terpenic and norisoprenoidic derivatives and 23 others.

实验先采用液－液萃取方法提取张裕XO级白兰地的挥发性成分，然后将酸性成分与碱性和中性成分分离，再采用柱色谱分离手段将其分离为若干个级分并浓缩，采用气相色谱-质谱、标准品比对、保留指数值比较等方法对分离得到的各级分中的成分进行了鉴定，在白兰地中共鉴定出302种挥发性成分，包括醇30种、醛酮类35种、酸类20种、酯类104种、苯同系物及其衍生物24种、酚类14种、缩醛14种、呋喃类16种、萜烯类22种和其他物质23种。

The neutral/basic fraction was furthermore separated into 4 fractions using silica gel normal phase chromatography, and each fraction was then concentrated and analyzed using gas chromatography-mass spectrometry. In comparison with the pure standards and the retention indices reported in the literature, a total of 302 volatile compounds were identified in Changyu XO brandy, including 30 alcohols, 35 aldehydes and ketones, 20 carboxylic acids, 104 esters, 24 substituted benzenes and derivatives, 14 phenolic derivatives, 14 acetals, 16 furan derivatives, 22 terpenic and norisoprenoidic derivatives and 23 others.

实验先采用液-液萃取方法提取张裕XO级白兰地的挥发性成分，然后将酸性成分与碱性和中性成分分离，再采用柱色谱分离手段将其分离为若干个级分并浓缩，采用气相色谱-质谱、标准品比对、保留指数值比较等方法对分离得到的各级分中的成分进行了鉴定，在白兰地中共鉴定出302种挥发性成分，包括醇30种、醛酮类35种、酸类20种、酯类104种、苯同系物及其衍生物24种、酚类14种、缩醛14种、呋喃类16种、萜烯类22种和其他物质23种。

To find the best method, different kinds of phenolic adsorbents and inhibtors have been used in the extraction and purification process.

在提取和纯化中，用加入不同的酚吸收剂和抑制剂并比较酶活性的高低来确认最佳方法。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。