根据句意,应该是“开发”一种特殊种类的草莓,故填to develop。 68. 此处需要填入一个形容词最高级,表示白色宝石草莓是所有白色草莓中什么尺寸的。根据句意,应该是“最大的”,故填largest。 69. 此处需要填入一个形容词,修饰lives,表示白色宝石草莓不容易在什么生活中见到。根据句意,应该是“日常生活”,故填...
Great Bright Hope to End Battle of the Light Bulbs; Power-Packed: The Tiny LED Bulb
由“Change Bulbs”部分第一段第二句“Forty percent of that powers old-fashioned incandescent light bulbs--a 19th-century technology that wastes most of the power it consumes on unwanted heat.”可知照明消耗了全世界电能总量的20%,而这些电能的40%又用在了老式的白炽灯照明上。这项19世纪的技术把其消...
The first successful metal filament lamp using osmium was developed in 1898 by Austrian inventor Carl Auer von Welsbach and sold under various brand names including “Osmi” and “Auer-Os.” However the osmium was so expensive that the bulbs were not sold but rather rented, with the consumer ...
However, many Americans’ first exposure to electric lighting was with Edison DC systems (powering his patented light bulbs). His involvement was instrumental in the public’s acceptance of the new technology. “Thomas Edison was already the most famous inventor in the world when he added to his...
aI may be interested in your high power bay light (200W LED). We are looking for LED bulbs to replace Phillips incandescent bulbs that are currently being used in North American hockey rinks. Would this bulb produce enough light to accommodate this type of use? 我也许是对您威力强大的海湾光...
LED Car Light, LED Strip Light, LED Bulbs, Auto LED Bulb, Canbus LED Bulbs, LED Auto Lamp, Car LED, LED Car Bulb, LED Bulb Lights, LED Car Lighting Company Introduction Production Capacity Global power LED electronic Co., Ltd is a professional manufacturer and exporter, which engaged in ...
Super Bright 900 Lumens High Power Lens LED Bulbs for Brake Turn Signal Tail Backup Reverse Brake Light Lamp, Xenon White, Find Details and Price about Motorcycle Bulb LED Headlight Bulb from Super Bright 900 Lumens High Power ...
Magnetic Track Light COB Adjustable Energy Saving Lamp Track Light 20W Supermarket Shelve Power Track Rail, Find Details and Price about LED Bulbs Energy Saving Lamp from Magnetic Track Light COB Adjustable Energy Saving Lamp Track Light 20W...
Power supply:AC12-24V;Power consumption:6W-36W;LED light:12pcs;Light intensity(lux):> 100000LUX;Dimension of pattern:80X1 60mm(in the 700mm);Colour temperature:4000K~60O0K;CRI:>90Ra;Joint dimension:22MM;Power Source:Electricity;Warranty:1 Year;After-sale