查询词典 chemical

In the chemical additives, the company produces a variety of chemical additives, such as efficient bactericidal preservatives, defoamers, thickeners and so on.

在化工助剂方面，公司生产各种化工助剂，如高效杀菌防腐剂，消泡剂，增稠剂等。

At the prefecture scale,the relationship became complicated between chemical components and leaf quality,and more chemical components were needed to evaluate leaf quality.For example,significant correlation in Zunyi prefecture was found between smoking total scores and total nitrogen,nitrogen to nicotine ratio and nicotine,and between offensive odor and total nitrogen and chloride.

在地级尺度，烟叶化学成分与品质的关系复杂化，需用较少的化学成分(碳水化合物、含氮化合物)反映烟叶的主要品质特征，并需用更多的化学成分(K2O、P等矿质成分)才能反映烟叶品质的特有差别。

At the prefecture scale, the relationship became complicated between chemical components and leaf quality, and more chemical components were needed to represent leaf quality. For example, significant correlation in Zunyi prefecture was found between smoking total scores with total nitrogen, nitrogen to nicotine ratio and nicotine, and between offensive odor with total nitrogen and chloride.

在省级尺度，烟叶化学成分与烟叶品质的关系更为复杂，需用更多的化学成分(碳水化合物、含氮化合物及矿质养分)才能综合反映烟叶的品质，如吸食总分与总氮、糖碱比、氮碱比、磷、镁显著相关，杂气与总氮、糖碱比、氮碱比、磷、镁和还原糖显著相关。

A process for preparing superthin film of polyaniline, which can be used for chemical sensors, electrochromic device, luminous device, chemical modifying electrode and polymer FETs, uses intrinsic polyaniline solution and polymer acid as raw materials, which take part in doping reaction to prepare said film.

本发明公开了一种掺杂诱导沉积聚苯胺自组装超薄膜的制备方法，属超薄膜制备技术领域。它采用本征聚苯胺溶液及聚合物酸为原料，基于本征聚苯胺与聚合物酸的掺杂反应制备聚苯胺超薄膜。

Increments structure and chemical composition of the statoliths are quite stable and record information about biological, physical and chemical environmental characteristics of different stages of life history.

耳石的轮纹结构与化学组成相当稳定，记录了个体生活过程中丰富的生物-物理-化学环境信息，是一种很好的信息载体。

The results showed that 1518kg farmyard manure and 59.9kg chemical fertilizer, equal to 38kg N, P and K pure nutrient, were applied per unit area (667m2) of arable land,and that the nutrient ratio of farmyard manure and chemical fertilizer was 4.9∶5.1 (N∶P2O5∶K2O=1∶0.4∶0.62), and that the total complex grain output per year and the complex output value were 479.6kg and 804.47yuan per 667m2 respectively, and that the manure cost and the pure income from manuring were 148.25 yuan and 716.22 yuan per 667m2 respsctively, and that 12.6kg grain output could be gotten averagely from 1kg nutrient input The main factors affected the manuring effect were topography, cropping systems and crops kinds and manuring quantity from a peasant household as well effected the soil fertility significantly.

结果：平均每667m2耕地投入农家肥1 518 kg，化肥59.9 kg，折氮磷钾纯养分38 kg，农家肥与化肥养分比为4.9∶5.1，N∶P2O5∶K2O=1∶0.4∶0.62，全年粮食复合单产479.6 kg/667m2，复合产值864.47元，肥料成本148.25元/667m2，肥料纯收入716.22元，肥料产投比值5.9，投入1 kg养分产粮12.6 kg。影响投肥效应的主要因素为地势、耕制和作物。农户投肥数量对土壤肥力影响较大。

Lanjiang Company is unity of Lanzhou Oil-Refining Chemical Company Wujiang Pressure Vessel Manufactory and Lanzhou Oil-Refining Chemical Industry Engineering Combination Suzhou Lanjiang Engineering Company.

苏州兰江公司是原兰州炼油化工安装公司吴江压力容器制造厂和兰州炼油化工工程集团苏州兰江工程公司合并而成。

Around 35 years old with Bachelor degree or above of major in chemical process or chemical engineering

化工工艺或化工工程专业本科以上学历，年龄在35岁左右

Member of the Japan Society of Engineering Plastics in China, Hong Kong, Shenzhen and other places, respectively, with offices and manufacturing plant, operates mainly in major Japanese chemical enterprises of various plastic materials and textile materials; main varieties: PMMA, PC, POM, PA, ABS, AS, HIPS, GPPS, PP, PE, PO, such as one-time factory outlet, corner, plate, sheet and crushed material, size, Products smash, plastic roll film back materials; the large number of PET bottle chip hair net piece grinding, adhesive tape, reel, foam materials, cigarette holder materials, waste silk, waste cloth and all kinds of chemical fiber materials; polyester, polyester cotton, waste silk products such as eye-lun, vol silk, silk products; white cloth , where material, fabric; diversicolor waste silk, garment edge materials.

日本工程塑料协会会员之一，在中国香港、深圳等地分别设有办事处和生产工厂，主要经营日本各大化工企业的各种塑料原料和纺织原料；主要品种有：PMMA、PC、POM、PA、ABS、AS、HIPS、GPPS、PP、PE、PO等工厂一次性水口、边角、板材、片材及其粉碎料、块头、产品粉碎、塑料卷膜等回料；现有大量PET瓶片、毛净片粉碎、胶纸、卷筒、泡料、烟嘴料、废丝、废布及各类化纤原料；涤纶、涤绵、睛纶等成品废丝、卷丝、成品丝；白色胚布、里料、面料；杂色废丝，服装边料等。

Relevant working experience in polymer or other chemical industry,broad experience in Chemical plant maintenance pumps, agitators, sealings, etc.

聚合物或其他化学行业操作工或机修工相关工作经验，了解化工生产操作流程，具化工厂机械维护经验或聚合经验

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。