Utilising the cheap and plentiful coal tar that was an almost unlimited byproduct of London's gas street lighting, the dye works began producing the world's first synthetically dyed material in 1857.
煤焦油是伦敦煤气道路照明几乎无限的副产物，利用便宜量大的煤焦油，染厂于1857年开始生产世界上第一种合成染色材料。
Nadeng. - Nadeng and metal halide lamps is pressurized gas or electric, the main efficient lighting products.
高压钠灯。高压钠灯和金属卤化物灯是目前高压气体放电灯中主要的高效照明产品。
Because the filthy damp gas straight to the body, impede health, in addition to the bathroom noise, lighting also affect the owner of the rest.
因为污秽潮湿之气直冲身体，有碍健康，此外卫生间的噪声、灯光亦影响主人休息。
The gas lamp gradually lost ground to electric lighting.
电灯逐步取代了煤气灯。
Lighting the gas, he sat down, preparing to wait a little while.
他点亮煤气灯，坐了下来，准备等一小会儿。
He went into the front room, his bedroom, the parlour, lighting the gas as he went.
他走进前房间、他的卧室和客厅，边走边点亮煤气灯。
"What!" said Carrie, lighting the gas and searching for her clothes.
“什么！”嘉莉说。她点亮煤气灯，找衣服穿。
She went over to the dresser and struck a match, lighting the gas.
她走到梳妆台前，划了根火柴，点亮了煤气灯。
Apart from basic requirements such as lighting and electricity, the compressed air, hot and cold water, steam, drains or gas are usually items that exhibitors might require.
除了像照明和用电这样的基础设施之外，压缩空气、冷水、热水、蒸汽、煤气、排水设施也是参展商可能会要求的服务。
The original chandeliers, which were gas-lit, were fitted with recessed LED lighting and glass lenses.
在原本的煤气灯中加进了嵌入式LED和玻璃镜片。
He struck a match and, lighting the gas, sat down in the dining-room without even greeting her.
他擦了一根火柴，点亮了煤气灯，也没有招呼她，就在餐室里坐下了。
Lighting the gas, he sat down, preparing to wait a little while.
一只小小的煤气喷嘴就照亮了如此可怜的一个角落。
The gas in the cavitation bubble has important significance for the producing, growing, collapsing, and lighting mechanism research of the bubble.
空化泡内气体对空化泡的产生、生长、崩溃及其发光机理研究有重要意义。
The gas lamp gradually lost ground to electric lighting.
煤气灯逐渐为电灯所代替。
Because the filthy damp gas straight to the body, impede health, in addition to the bathroom noise, lighting also affect the owner of the rest.
由于污秽潮湿之气直冲身体，有碍健康，此外卫生间的噪声、灯光亦影响主人休息。
Each group of gas discharge lamps are combined to form an organic whole; the required power levels can be easily selected based on needs, so as to realize high-power lighting of gas discharge lamps.
将一组气体放电灯组合成一个有机整体，根据需要方便选择所需功率档次，实现了气体放电灯的大功率照明。
In case of lighting failure, flameout and gas using up etc, the mechanism turns off the gas valve in 0.5s automatically with light and sound alarm, safe and reliable.
在点火不成功、意外熄火。燃气用完等情况下，能在0.5秒内自动关闭气阀，并发出声光警告，安全可靠。
The medium is intended for containing a gas (e. g. air) cleaner, and also comprises a system for the UV-lighting of said medium.
该介质用来包含气体，例如空气的净化器中，此外还包括所述介质的UV照射系统。
The invention has simple structure, easy operation, and the application for testing the powered lighting character, and gas transmission.
本发明提供的装置结构简单，操作方便，即可应用于测试材料的通电发光特性，又可用来测试该材料的气体传感性。
The invention has simple structure, easy operation, and the application for testing the powered lighting character, and gas transmission.
本发明提供的装置结构简单，操作方便，即可应用于测试材料的通电发光特性，又可用来测试该材料的气体传感性。
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