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Business card printing and membership card making business major movements of hazardous wastes: there are 7 mediumso waste, waste containing chromium, copper-bearing waste, waste containing mercury, lead-containing waste, scrap and waste halogenated organic solvents.

制卡和会员卡制作行业危险废物主要有7种:感光材料废物、含铬废物、含铜废物、含汞废物、含铅废物、废化有机溶剂、废有机溶剂。

The main products are: crane accompanying cables; Elevator cables; towline cable; weak intelligent system cable; security monitor cable works; Electrical cable installation works; electrical equipment cable; Intelligent Building General Line; chassis cabinets cable; control cables; shielded cable; copper coaxial cables; power cord; insulated conductor; soft lines, wire; high-temperature line; retardant cable; fire-resistant cable; Low Smoke Zero Halogen cable; all kinds of special specifications for special custom cable .

主要产品有:起重机随行电缆;电梯电缆;拖链电缆;弱电智能系统线缆;安防监控工程线缆;机电安装工程线缆;电器设备电缆;智能楼宇综合线;机箱机柜电缆;控制电缆;屏蔽电缆;铜轴电缆;电源线;绝缘导线;软线,电磁线;高温线;阻燃线缆;耐火线缆;低烟无线缆;各种特殊规格特殊订制线缆。

On the basis of the traditional processing methods of salty duck egg,preserved egg and hard boiled egg,the research focuses on optimizing the flavor and the color of the product and on reducing its processing time.

在借鉴咸鸭蛋、皮蛋和蛋传统加工工艺的基础上,对增加即食鸭蛋产品的风味、色泽以及缩短鸭蛋加工周期的方法进行了研究,制定了新型鸭蛋产品的加工工艺。

Halides of lithium are used as moisture absorbents, and lithium soaps are used as thickeners in lubricating greases.

锂的化物可用作吸湿剂,而锂盐用作润滑油的增稠剂。

Halides of lithium are used as moisture absorbents, and lithium soap s are used as thickeners in lubricating greases.

锂的化物可用作吸湿剂,而锂盐用作润滑油的增稠剂。

This paper discussed three methods of producting vinyl etherspreparation from acetylene ,dehydrohalogenation and acetals.

论述了乙烯基醚类化合物的三种主要制备方法乙炔法、脱化氢法和缩醛热分解法。

The reaction of sodium alkylcycloperitadienide with metal chlorides gave derivatives of bisdichlorides of titanium, zirconium and hafnium where alkyls were n-propyl and n-butyl.

本文报导烷基环戊二烯基钠与金属氯化物反应合成钛、锆和铪的双金属二氯化物以及通过素交换制备双钛的二氟化物的方法。

Also included is the study of characteristics of organic compounds such as alkanes, cycloalkanes, alkyl halides, alkenes alcohols, alkynes and the practical application of these materials to everyday life.

这门荣誉课还包括有机化合物特质的研究,如烷烃、环烷烃、代烃,醇烯烃、炔烃和日常生活中实际应用的材料。

These substituents are either small groups such as phenoxy groups,aryls,cyclic secondary amines,cyano groups,and halogens or large functional moieties such as PDI,Phthalocyanines, porphyrins,BODIPY,cyclodextrin,Fullerene,calixarene,and so on.

这在过去的工作中,人们把一些小分子的,如酚氧基、仲胺基、苯基、氰基以及素氟、氯、引入到PDI中,同时也把一些较大功能团,如PDI本身、卟啉、酞菁、环糊精、BODIPY、杯芳烃、富勒烯等和PDI连接在一起。

METAL ARYLS, WATER

化芳基金属,遇水反应,未另作规定的

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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发,分析对称连杆曲线上鲍尔点的产生条件,提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品,年生产总值3000万美元,产品价廉物美、选料上乘、质量保证,深受国内外客户的青睐

The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.

血精的原因很,以良性病变为主。