查询词典 nigrescence

With technological innovation by days, competitiveness sharply growth in nowadays, we make endeavors on improving and renovating our technology in metal surface treatment and importing new product category. The same time ,to meet the environment and market growing demands, our room temperature nigrescence and degrease reagents meet ROHS standards requirements ,with SGS certification achieved finally.

科技月新日异，市场竞争日益加剧，热士化工针对新技术的发展与一向为客户所重视的产品稳定性，不断致力于产品的技术革新及先进和高质之金属表面处理技术、产品的引进，同时为了响应环保及满足市场需求，我们众多产品中的钢铁常温发黑剂及脱水防锈油产品已经达到欧盟ROHS指令的要求，并通过了SGS公司的认证。

After each time roll changing, must inspect the lubricant whether to harden the nigrescence, whether by impurity pollution, whether to oxidize the emulsification.

每次换辊后要检查润滑脂是否硬化变黑，是否被杂质污染，是否氧化乳化。

The hue, saturation, printing ink, transparency on the coloring aluminized paper deeply effect, normal 3 times 4 times sanding pigments, while reducing the fineness, but it's easy to make the ink pigment of the shade of dark nigrescence, and has returned to rough.

油不朱的色调、饱和量、透明量不差镀铝纸呈色成果盖系极不小，别致的3不主～4不主砂磨颜料，虽可降矮细量，但很容难使油不朱洋的颜料色平发黑、发亮，并有返粗本体呈现。

Will steam rice before it's too late when rubs the agglomerate, places the face to rub until rubs to the greasy nigrescence, may the skin pore in fat, the contamination attract, then with the clear water cleaning, may cause the skin breath like this to be unimpeded, reduces the wrinkle.

将蒸熟的米饭趁热时揉成团，放在面部揉搓直到揉至油腻变黑，可将皮肤毛孔内的油脂、污物吸出来，然后用清水洗净，这样可使皮肤呼吸畅通，减少皱纹。

Aiming at copper cable nigrescence problems in process of producing cable by using white PVC colloid particle,the PVC partiles was tested by TGA ,DSC, TGA -FTIR.

针对使用白色聚氯乙烯胶粒生产的铜质电缆线氧化变黑问题，对PVC胶粒进行了热重分析、差示扫描量热分析、热重-红外光谱联用分析等一系列测试，分析PVC胶粒在规定的加工条件下是否会引起铜质电缆线发黑。

ReShi Chemicals is a specialist in manufacturing and distributing metal surface treatment reagent: phosphorus treatment reagent, water treatment reagents, electro-plating additive reagents, normal temperature nigrescence reagent, pre-treatment reagents ,etc.

是一家专业从事金属表面处理药剂：磷化处理药剂、水处理剂、电镀添加剂、钢铁常温发黑剂以及前处理产品的生产商和代理商。

Flushes is cool when should take down the jewelry, meets 碱 a kind of product by against jewelry, after specially contains the chlorine bleaching agent and the silver contact, can have the chlorination to respond, causes the silver personal ornament rapid nigrescence.

冲凉时应取下首饰，以防首饰遇到碱类产品，特别是含氯的漂白剂和银接触后，会起氯化反应，使银饰迅速变黑。

Body gets nigrescence especially the head.

鳃丝及鳃盖骨内表皮均有出血现象。

Nigrescence high temperature stainless steel pipe.

发黑高温不锈钢管。

ReShi Chemicals is a specialist in manufacturing and distributing metal surface treatment reagents: phosphorus treatment reagent, paints fog coagulating agent , electro-plating additive reagents, normal temperature nigrescence reagent, pre-treatment reagents ;refinishing paint total solutions; rare earth oxide compound ;offer burning inhabitor and deadening agent for rubber,special paints and Nylon industry.

专业为金属加工行业提供磷化处理药剂、水处理剂、电镀添加剂、钢铁常温发黑剂以及前处理产品；为汽车行业提供专业的汽车修补漆整套解决方案，喷漆房水处理解决方案；为玻璃陶瓷行业提供高性价比的稀土金属氧化物产品；为橡胶尼龙，涂料以及化妆品行业提供高效阻燃剂及消光剂。

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。