卤

This reaction, called the Hofman elimination, is quite analogous to the dehydrohalogenation of an alkyl halide

这个反应称为Hofman消除反应，它很像卤代烷的脱卤化氢反应。

This reaction, called the Hofman elimination, is quite a nalogous to the dehydrohalogenation of an alkyl halide

这个反应称为Hofman消除反应，它很像卤代烷的脱卤化氢反应。

The effects of the variety of catalyst, organic solvent used and the halogen ion released from the alkyl halide added, the amoun

详细研究了催化剂、溶剂、卤代烃的卤素原子、碱的种类和用量、反应温度和搅拌速度对反应的影响。

Low levels of the crust, melting point 3180 ℃, boiling point 5627 ℃, the relative density of 2053, the external F electronic structure 5d56s2, reaction time will be lost 1-7 electronic, but also can capture an electron, so oxidation number of 0,± 1, 2 , 3, 4, 5, 6 and 7, rhenium with the halogen in the fluorine, chlorine, bromine reaction halides dissolved in water, can dissolve in nitric acid and ammonia hydrogen peroxide solution, but do not dissolve in hydrochloric acid.

地壳中含量很低，熔点3180℃，沸点5627℃，相对密度2053，外围F 电子结构5d56s2，反应时会丢失1—7个电子，也可捕获一个电子，所以氧化数为0、±1、＋2、＋3、＋4、＋5、＋6和＋7，铼能与卤素中的氟、氯、溴反应生成溶于水的卤化物，能溶于硝酸和含氨过氧化氢等溶液，但不溶于盐酸。

Annual output of halogen, carbon film, carbon fiber heating tube 600 10000, is currently China's largest manufacturers of halogen heating tubes.

年产卤素、碳片、碳纤维发热管600多万支，目前是中国大型的卤素发热管生产厂家。

In comparison with Halogen lamps: lumen, color temperature and life cycle is much higher.

与一般的卤素灯对比：流明、色温、寿命都要高于卤素灯。

The preparation and application of reactive antibacterial agents, such as silicone quaternary ammonium salt, halogenated hydroxy diphenyl ether, chitosan, halamine and other kinds, etc, were introduced in detail based on the art and development trend both here and abroad.

文章针对现有反应性抗菌整理剂的国内外发展现状和趋势，详细介绍了有机硅季铵盐、卤代羟基二苯醚、壳聚糖、卤胺及其他类等反应性抗菌整理剂的制备过程和应用情况，并对其应用前景作了展望。

The photographic elements contain a blue-sensitive hydrophilic colloid silver halide emulsion layer.

照像材料含有亲水胶体的感蓝卤化银卤剂层。

Blanch the beef first, cook in water for 30 minutes, then add some star anises and five-spice bag, season with wine, soy sauce, sugar.

牛健永烫去掉血水，另以清水煮半小时，然后加入八角五香包，再加适量的料酒、酱油、糖，卤入味后再切细条，淋少许卤汁即成。

The company has independently developed, development, production of the products have six series, more than 400 varieties, including: wire and cable series: high-temperature compensation wire, control cables, fire-retardant cables, anti-corrosion cable, power cable, 6 ~ 110KV crosslinked power cables, computer cables, silicon rubber cables, high temperature cables, fire-resistant cables, low smoke low halogen, low smoke zero halogen cables, such as the main cable tray; Temperature Instrument Series: ITS900 in line with the International Temperature Scale and IEC standards A, B-grade Thermocouple , Explosion-proof Temperature Transmitter integration, intelligent all-input temperature transmitter; Pressure / Differential Pressure Meter Series: general pressure gauges, precision pressure gauges, pressure / differential pressure switch, the general stress / Differential Pressure Transmitter, 1151 , 3051 smart capacitive pressure / differential pressure transmitter; Level Instrument Series: glass / glass level gauge, quartz glass tube liquid level, the electric-contact level gauge, magnetic liquid level transmitter, magnetic liquid level switch, input-type hydrostatic liquid level transmitter, liquid level transmitter float electricity, etc.; Flow Meters Series: All English Intelligent Vortex Flowmeter, Turbine Flowmeter; Display Instrument Series: Intelligent Control LED digital display device, Intelligent LCD screen controlled device, Guangzhu instructions figures, such as conditioning Alarm.

公司自主研制、开发、生产的产品主要有六大系列、400多个品种，其中有：电线电缆系列：高温补偿导线、控制电缆、阻燃电缆、防腐电缆、电力电缆、6～110KV交联电力电缆、计算机电缆、硅橡胶电缆、高温电缆、耐火电缆、低烟低卤、低烟无卤电缆主电缆桥架等；温度仪表系列：符合ITS900国际温标和IEC标准的A、B级热电偶，防爆型一体化温度变送器、智能全输入温度变送器；压力/差压仪表系列：一般压力表、精密压力表、压力/差压开关、普通压力/差压变送器，1151、3051智能电容式压力/差压变送器；液位仪表系列：玻璃管/玻璃板液位计、石英玻璃管液位计、电接点液位计、磁性液位变送器、磁性液位开关、投入式静压液位变送器、电浮筒液位变送器等；流量仪表系列：全中文智能涡街流量计、涡轮流量计；显示仪表系列：智能LED数字显示调节控制仪、智能LCD界面显示调节控制仪、光柱指示数字显示调节报警仪等。

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