密封剂

The sample was digested by high-pressure vessel with HNO3/H2O2 as the solvent. By measuring 200Hg/202Hg abundance ratio and adding quantity of the spike, the content of Hg was determined. Moreover, the uncertainty of results were also analyzed and evaluated.

样品处理采用高压密封焖罐酸溶样技术，将样品与202Hg稀释剂混合，通过所加稀释剂的量和测量混合样品中200Hg/202Hg的丰度比，准确计算出样品中Hg元素的含量，同时对测量结果的不确定度进行分析和评定。

In addition to the dirty of volatile solvents, to airproof.

不兴不不污剂洋的溶剂难挥发，给夺目密封。

The tape was of fine adhesion and airtightness,suitable for use in sealing cavity-glass.

采用丁基橡胶研制了用于中空玻璃密封的胶条，研究了主体树脂的品种、增黏剂、改性剂、填料的类型及用量对材料性能的影响。

Conventional root canal materials do not have enough dentinal adhesion and can not achieve the ideal sealing properties. Our research team has developed the polyurethane root canal obturation system containing ZnO/TPU cone and dual cured urethane acrylate sealer.

中文摘要传统根管封填材主要以马胶锥体搭配各类传统封填剂，然而马胶锥体及各类传统封填剂之间黏著力不足，和牙本质之黏著亦不理想，因此无法达到根管密封的目的。

A steel bar is washed and dried, and then put into a glass pipe which is sealed to obtain stirring magneton; a mixed solvent of Gamma-methacrylate oxide propyl trimethoxy silane and methanol is prepared and added with an organic base to obtain a pre-bonding solvent; the stirring magneton is immerged into the pre-bounding solvent, and the outer surface of the glass pipe of the stirring magneton is bonded with a layer of silane substance with alkenyl; a reactive monomer mixture and a pore-forming agent mixed solvent are evenly mixed and then added into a container, the stirring magneton after the pre-bounding is put into the container which is sealed and then put into a water bath; after reaction, the container is removed, the stirring magneton coated with a polymer is taken out and put into a extractor and extracted by using a solvent; or the stir bar is immersed into the solvent till no impurity can be checked in the solvent, thereby obtaining the product.

将铁条清洗干燥，放入玻璃管内，密封得搅拌磁子；配制γ-甲基丙烯酸氧丙基三甲氧基硅烷与甲醇的混合溶液，加入有机碱得预键合溶液，将搅拌磁子浸入预键合溶液，在搅拌磁子的玻璃管外壁键合一层带烯基的硅烷化物质；将反应单体混合剂和致孔剂混合溶液混匀后倒入容器中，将预键合后的搅拌磁子放入容器，密封后置于水浴中，反应后除去容器，取出涂有聚合物的搅拌磁子，置于提取器中，以溶剂提取，或将搅拌棒置于溶剂中浸泡至溶剂中无杂质检出，得产物。

Containers which are opened must be carefully resealed,the Putty mixed with hardeners should not be returned to the original container.

未使用完的原子灰及固化剂需要密封保存；加有固化剂的原子灰不可放回原罐内。

Containers which are opened must be carefully resealed,the Putty mixed with har-deners should not be returned to the original container.

未使用完的原子灰及固化剂需要密封保存；加有固化剂的原子灰不可放回原罐内。

It is an excellent adhesion improver used in polyamide, epoxy, nitrile, phenol aldehyde adhesive and sealed material to improve the dispersion of pigment and the adhesion to glass, aluminum, iron, also applicable for latex coating such as polyamide, epoxy and acrylic acid type.

优异的粘结促进剂，可用于聚氨酯、环氧、腈类、酚醛粘胶剂和密封材料，改善颜料的分散性并提高对玻璃、铝、铁金属的粘合性，也适用于聚氨酯、环氧和丙烯酸乳胶涂料。

In order to prevent this kind of pollution, often spreads the organosilicon water-repellent, the polymer cement mortar, the emulsion resin, the epoxy resin etc on the inside surface of the quartz stone , although it can have certain protection effect, but also has the following insufficiency: Uses organosilicon water-repellent processing, the quartz stone material, cement and the mortar cannot form a sealed surface layer, is unable to suppress the hoar frost separation and the rain spot effectively; Uses polymer cement processing, not only material itself includes the hoar frost ingredient, moreover the water permeability is big, the protection effect is also not ideal

为防止这类污染，常在石材内面涂上有机硅防水剂、聚合物水泥砂浆、乳液树脂、环氧树脂等，虽能收到一定的防护效果，但也存在以下不足：采用有机硅防水剂处理，石材与砼、砂浆被贴面不能形成密封层，无法有效抑制白霜析出物和润斑；采用聚合物水泥处理，不仅材料自身含有白霜成分，而且水渗透率大，防护效果也不理想

For reducing cost purpose some glass factories employ mineral oil instead of silicone oil , which deteriorates the sealing behavior of insulating glass unit and bring a lot of damage to insulating glass unit .

密封胶中一般使用硅油作为润滑剂和增塑剂，有些厂家为了降低成本，使用矿物油代替硅油，由此，降低了中空玻璃的密封性能，并给中空玻璃带来了诸多危害。

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。