查询词典 lead oxide

In this paper, the preparation of iron oxide yellow and iron oxide red with pyrite cinder was studied.

对利用硫铁矿烧渣制备氧化铁黄和氧化铁红进行了研究。

Sales: imported and domestic natural rubber, butylbenzene rubber, polybutadience rubber, butyronitrile rubber, EPDM rubber, butyl rubber, chlorosulfonated polyethylene tyre types superfine, smell-free, butyl, butyronitrile, color and milk natural rubbers, compound rubbers and reclaimed rubbers; raw and auxiliary materials for rubber chemical such as rubber accelerator, antiager, black, paraffin, octadecoic acid, zinc oxide, magnesium oxide, titanium pigment, coumarone and powder sulfur; different specifications of EPDM color granules, crossover antiskid rubber floor brick, plastic rubber sites, lawn layout, different specifications of antiskid rubber floor brick, rubber blind-people road brick, plant brick, tree guard brick, top adiabatic brick, road rubber reducer brick, special green rubber tyre rubber granule, rubber powder and product, different rubber and plastic pipe, adhesive tape and plate, flexible rubber soft joint, rubber stop tape, bridge extension device, natural rubber plate pedestal, water-expanding rubber, rubber and plastic air duct, PE/PP/PVC water pipe, fulgurite, flame retardant wire gutter, floor wire gutter, MC nylon product, rubber and plastic machinery and fitting relieve, and processing of different ordinary and special rubber and plastic and nylon products.

经营销售：进口、国产天然胶、丁苯胶、顺丁胶、丁腈胶、三元乙丙胶、丁基胶、氯璜化聚乙烯、轮胎类精细、无味、丁基、丁腈、彩色、乳胶类等多种型号天然橡胶、合成橡胶和再生橡胶；硫化促进剂、防老剂、炭黑、石蜡、硬脂酸、氧化锌、氧化镁、钛白粉、古马龙、工业硫磺粉等各种橡胶化工原辅材料；各种规格EPDM彩色颗粒，天桥防滑橡胶地砖、塑胶场地、人造草坪铺装、各种规格防滑橡胶安全地砖、橡胶盲道砖、植草砖、树木围护砖、屋顶隔热板、道路橡胶减速块，专用绿色环保型橡胶轮胎胶粒、胶粉及成品，各类橡胶、塑料胶管、胶带、胶板，可挠曲橡胶软接头，橡胶止水带，桥梁伸缩装置，天然胶板式橡胶支座，遇水膨胀橡胶，橡胶、塑料导风筒，PE\PP\PVC水管、电管、阻燃线槽，地板线槽、MC尼龙产品、橡塑机械及配件调剂，并承接各种普通、特种橡塑、尼龙产品加工制造。

By analyzing the educt and oxide of 〓 powder and BN powder, it is foundthat residual inside the composite is the main cause for the deliquescence of thecomposite and that the boron oxide mainly comes from the BN.

添加烧结助剂，既有效地促进了样品中导电网络的构成，又对〓-BN复相导电陶瓷的电阻率产生很大影响，而且〓配比越接近渗流阀值，烧结助剂的影响越大。

Methods: We divide the rats into 5 groups in random, with Morris method, detect the change of some active oxygen radicals such as super-oxide demitasse, Nitric Oxide Synthase, malondialdehyde etc. Also, we detect the change of cholinesterase, Monoamine Oxidize; using HE,PAS staining, immuno-histochemical technique, detect hippocampus CA1 cerebral pathology slices optical density value of NOS, CHE and lipofuscin of neural cell; detecting apoptosis rate and the expression of P53 , which are neuronal apoptosis related genes.

大鼠随机分为5组，采用"Morris水迷宫"法观察脑缺血性模型大鼠学习记忆功能，检测超氧化物歧化酶、一氧化氮合酶、丙二醛等自由基代谢异常的改变，检测胆碱酯酶、单胺氧化酶等老化相关酶的变化、脑组织神经细胞免疫组织化学技术、检查海马CA1区脑组织的病理切片，检测NOS、CHE光密度值；流式细胞技术：检测细胞凋亡率，及促细胞凋亡基因、P_(53)蛋白表达；病理切片采用HE染色、PAS染色及免疫组化法检查，检测对大鼠海马神经元细胞一般病理变化及脑细胞内脂褐含量。

And the emission band at 420 nm should be contributed to intrinsic diamagnetic defect in the amorphous oxide layer, while the damaged oxide layer could contribute to the bands around 420 nm.

通过真空退火之后发现470nm的谱峰明显变强了，这一实验结果证实了此峰是由纳米硅线表面氧化层的氧缺失缺陷引起的说法。

The stress dependent character of oxide trap has been a problem in the study of oxide degradation. Using the Proportional Differential Operator method, we extract the trap parameters, and study their stress dependent characteristic change.

新生陷阱的应力相关特性是氧化层退化研究的基础工作，本文利用比例差分的方法提取了陷阱参数，并研究了陷阱参数的应力相关特性。

In some embodiments, a graded semiconductor buffer layer is located beneath the buried oxide layer, while in other a doped semiconductor layer including Si doped with at least one of B or C is located beneath the buried oxide layer.

在一些实施方案中，渐变半导体缓冲层位于隐埋氧化物层下面，而在其他实施方案中，包含掺杂有B或C中至少一种的Si的掺杂半导体层位于隐埋氧化物层下面。

Vulcanization thing in sulphur natural gas, take off to exclude, Make organic sulfur content and the vulcanization hydrogen of the natural gas of raw material accord with relevant technical index requirement , satisfy production needs,Today of the chemical swift development of natural gas the desulphurization method of natural gas also emerge endlessly , In traditional a ethanol amine the foundation of wet desulphurization and the dry law desulphurization of zinc oxide on, have arisen the desulphurization of normal temperature of ferric oxide, the dry law desulphurization of activated carbon and member sift desulphurization, DDS biochemical wet desulphurization wait for new technology .

硫的存在造成合成氨工艺中催化剂中毒，因此需将含硫天然气中的硫化氢、有机硫等硫化物脱除，使产品天然气的硫化氢和有机硫含量符合有关技术指标要求，满足生产需要。在天然气化工迅猛发展的今天，天然气脱硫方法也层出不穷。在传统一已醇胺湿法脱硫，氧化锌干法脱硫的基础上，出现了常温氧化铁脱硫，活性炭干法脱硫，分子筛脱硫，DDS生化湿法脱硫等新技术。

The educt is boricacid on the surface of the composite, it is believed that oxide reaction takes placeduring the sintering of 〓-BN composite, and part of oxide outgrowth -〓has been left in the sintering body.

通过分析〓-BN复相导电陶瓷表面析出物及〓粉和BN粉的氧化产物，揭示〓-BN复相导电陶瓷中残留的氧化产物——氧化硼是〓-BN复相导电陶瓷引起潮解的主要原因。

The bioactive screening on aldose reductase, nitric oxide synthetase, liver cancer Bel-7402, cavum oris epithelioma KB and colon cancer HCT-8 showed that paeoniflorin inhibited the nitric oxide synthetase by the rate of 83. 4% at the concentration of 5μg/ml, and paeoniflorigenone inhibited the colon cancer HCT-8 cells by the rate of 83. 2% at the concentration of 5μg/ml.

通过醛糖还原酶、NO合酶、肝癌Bel-7402、口腔上皮癌KB以及结肠癌HCT-8五种模型的生物活性筛选表明，在51μg／ml的浓度下，芍药甙对NO合酶的抑制率达83.4％，芍药甙元对结肠癌HCT-8细胞株的抑制率达83.2％，有较好的抑制作用。

You'll be in trouble it you don't watch out .

如果你不注意，你会有麻烦的。

Shaped like a biconvex lens.Of, relating to, or having the form of a hyperbola.

双曲线的属于双曲线的，与之有关的，或有双曲线形状的