【难句注释】 The cost of ameliorating these environment problems along with the rising cost of building a facility as large and complex as a coal-fired power plant. have also made such plants less attractive from a purely economic perspective.由于改善这些环境问 题需要大量资金,而且建造庞大复杂的...
St64 40W Edison Incandescent Light Bulbs E26 Base Dimmable Decorative Antique Filament Light Bulbs, Find Details and Price about Edison Bulb Incandescent Bulb from St64 40W Edison Incandescent Light Bulbs E26 Base Dimmable Decorative Antique Filament Lig
In contrast, at the same Walmart, the price for a four-pack of standard 100-watt incandescents with a brightness of1,500 lumensis $1.00 or $0.25 per bulb. Thus, the halogen bulb is more than seven times the cost of the standard one ($1.79/$0.25). However, the halogen bulb puts o...
Empty Cell Empty CellIncandescent BulbFluorescent Bulb Installation cost (dineros) Economic value (opportunity cost) 10.5 32 Market price 18 36 Physical energy consumption (kWh per year during two-year lifetime) 40 36 Value of energy consumption (dineros per year during two-year lifetime) Economic...
We offer free samples LED Filament Light Bulb in certain quantity with shipping cost paid by the clients Q3: What is your delivery time? Sample order: 3-7 working days Mass order: 25-30 days after 30% deposit received Q4: What is your payment terms? ...
In the United States, the new lighting energy efficiency regulations will come into effect in 2020, stipulating that the lighting efficiency of the bulb must be above 45 lumens per watt. Under this standard, only the fluorescent energy-saving bulb and the more energy-saving LED bulb can pass,...
Initially established in the year 2005,we are a professional led lightings manufacturer in jiangmen china.We engage in foreign trade only.With an extremely competitive price and reliable quality,we will always help you reduce purchase cost and create more profits. Our products have led bu...
so when you replace that 100 W incandescent bulb, put in a 25 W CFL, and you’ll get about the same amount of light – about 1700 lumens. Those numbers yield light bulb efficiency ratings (called efficacy) of 17 lumens per watt for incandescent bulbs and 68 lumens per watt for CFL ...
Regular Light BulbName:Incandescent light bulbPrice of One Bulb:50centsCost of Energy:Used in one year(4 hours per day): ＄9.30Energy Used: 75watts (most of this energy is wasted as heat)Lift of Bulb:1,000 hours. Energy-Saving Light BulbName...
Q5: Is it OK to print my logo on led light product?A: Yes. It is ok .Q6: What's ur After-Sale Service?A: Quick reply on customers' questions; If anything goes wrong with the products'quality, we will re...