精制

Technology Ⅱ is mainly used in the deacidification of light diesel oil with acidity less than 100mgKOH/100mL.

型技术主要应用于酸度小于100mgKOH/100mL的轻柴油的脱酸精制。

Technology I is mainly used in the deacidification of high-acidity, high-density and high-viscosity atmospheric and vacuum distillate.

其中，Ⅰ型技术主要用于各种高酸值、高密度和高黏度的常压馏分油与减压馏分油的脱酸精制。

Original oils, in addition to three main contain glycerol, but also contains a small amount of free acids, phospholipids, sterols, and vitamins pigment composition, according to different needs, from using phospholipid, drying, deacidification, deodorizer, bleaching methods refined.

原始的油脂中，除主要含有三甘油酯外，还含有少量游离酸、磷脂、甾醇、色素和维生素等成分，可根据不同的需要，用脱磷脂、干燥、脱酸、脱臭、脱色等方法精制。

BACKGROUND: Chitosan and its derivant are environmental-friend natural macromolecular materials, characterizing by great flocculation and adsorption capacities caused by electrophilic group including amino and hydroxyl groups, as well as its long-chain molecular structure. So chitosan is widely used as flocculants in domains of sewage disposal, food refining as well as Chinese medicine purification.

背景：壳聚糖及其衍生物是环境友好的天然高分子材料，其分子中丰富的带电基团如氨基、羟基以及长链分子结构赋予其优良的絮凝吸附能力，被作为絮凝剂广泛用于工业用水、食品精制以及中药液纯化等领域。

Performance comparisons of hydroisomerization dewax base oil and solvent refining base oil are conducted, and problems in the applications of hydroisomerization dewax base oil are discusse

对加氢异构脱蜡基础油与溶剂精制基础油的性能进行了对比，讨论了加氢异构脱蜡基础油在应用中所存在的问题。

The reasonable dewaxing method of prickly ash seed oil should be:① The low wax crude manufacture oil can use surfactant to dewax;② If the wax content is relatively high,progressive dewaxing can be adapted to reduce oil lose in the process;③ To the oil that need alkali refining,the wax can be eliminated with the free fatty acid in the process of alkali refining.

脱除花椒籽油中蜡质的合理方法应是：①含蜡量相对较低的精制粗油可选用表面活性剂法脱蜡；②当含蜡量相对较高时，为降低脱蜡过程中油的耗损率可选用分步脱蜡法脱蜡；③需进行碱炼的油，可在碱炼过程中将蜡质与游离脂肪酸一并除去。

This paper studied two new processes for catalytic synthesis of decabromodiphenyl ether which were carried out distinguishingly by brominating diphenyl oxide with bromine and bromine chloride in the presence of a novel metal catalyst.

本文研究了采用新型金属型催化剂催化合成十溴二苯醚的溴素法和氯化溴法两种新工艺；利用均匀实验设计和单纯形优化试验技术对两种新工艺的工艺条件进行了优化研究，分别确定了两种工艺路线的最佳工艺条件；通过筛选，确定了一种十溴二苯醚的精制新工艺。

Finally, 4, 4'-diaminostilbene-2, 2'-disulfonic acid with high quality was synthesized from DNS after purification.

研究结果表明，适宜的重结晶温度约为85℃，优化pH值为9~10，以重结晶后所得精制DNS为原料可制备高品质4，4'-二氨基二苯乙烯－2，2'-二磺酸。

Pollution discharge pump, adopting special big channel impeller structure, greatly increases feculency discharging ability, and effectively make solid particle with diameter being 50% of pump outlet diameter; the type 4 can be fitted with various protective devices according to customer's requests, including stator winding temperature-rise protection, bearing temperature rise protection, oil container leakage protection, etc to enhance the exploitation reliability; adopting inner flowing recycling system to use medium cooling electric machine section to make usage more safe.

排污泵采用了独特的大通道叶轮结构，大大提高了污物通过能力，能有效的通过直径为泵口径约50％的固体颗粒；本泵型4可根据用户的要求安装各种保护装置，包括：定子绕组温升保护、轴承温升保护、油室漏油保护等以提高电泵的使用安全性；可采用内自流循环系统，利用介质冷却电机部分，使用更加安全，同时，还可以利用此结构将电泵以干式固定形式安装；采用最新材料精制而成的机械密封，其使用寿命可达8000小时以上；可采用双导轨自动耦合安装装置，使机组的安装、维修方便、快捷；可根据用户的需要配备各种形式的排污泵专用控制柜以实现自动化管理。

This product has "fluffily soft, the facile next to the skin, the platoon to maintain warmth wet, antibacterial worm-preventing, non-toxic tasteless, delaminates, distorts, carries the storage to be convenient" and so on fine characteristic, is precious silk quilt which good for both young and old, the four seasons enjoy, is also presents the relatives and friends, the conference to accept as a memento, to be filial piety the lofty present which old person, congratulates newly married.

&蚕宝宝&牌手工丝绵被是选用纯双宫手工丝绵为原料，经开绵、拉绵、网贴、翻卷程序，采用独特的网纲手法手工精精制而成，产品经过严格检验、检测，不含任何对人体有害的化学助剂残物，各项指标完全达到或超过国家桑蚕丝丝绵被一级标准。该产品具有&蓬松柔软、轻便贴身、排湿保暖、抗菌防蛀、无毒无味、不脱层、不变形、携带保管方便&等优良特点，是老少皆宜、四季享用的珍贵丝被，也是馈赠亲友、会议留念、孝敬老人、新婚贺喜的高雅礼品。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。