recycled air造句

• Boeing and airline industry officials insist that the recycled air presents no problems.
• Some states have undertaken efforts to prohibit the use of recycled air bags.
• "There's nothing worse than sitting in place and breathing recycled air.
• The wind is generated above the room then brought down through vents and fans using recycled air.
• These plants, nourished by human waste, could help recycle air and water in a closed system.
• They might be the last people in America capable of clearing their heads with the recycled air of an airplane.
• But without technologies to recycle air, water and food, the cost of those grand adventures would be prohibitive.
• It's bad enough we have to put up with recycled air all year . . . now a tree!
• Chlorella algae were used to recycle air breathed by humans, absorbing carbon dioxide and replenishing it with oxygen through photosynthesis.
• This recycling air flow is generated by the temperature differences between the peak and eave areas, but other forces help the process.
• Recycling air saves energy because fresh air has to be compressed, humidified, and then cooled by the jet's engines.
• A new study debunks a long-held travel truism _ that the recycled air found on most modern jetliners is hazardous to your health.
• Godley testified that since the early 1980s airlines have used as much as 50 percent recycled air rather than 100 percent fresh air to save money.
• Of those breathing recycled air, 19 percent reported colds, 10 percent reported colds and runny noses, and 3 percent had the multiple symptoms.
• Experimenters are hopeful that plants can be cultivated in space to recycle air and water aboard interplanetary spacecraft as well as provide a source of fresh food.
• Of the 1, 100 passengers, 47 percent breathed only fresh air primarily aboard Boeing 737s, while 53 percent inhaled recycled air on Boeing 727s.
• They tend to recycle air, in an attempt to keep the expensively conditioned atmosphere inside, leading to high levels of air pollution in the building.
• Other outreach activities included learning how the " Spirulina " algae can be a source of food, while creating photosynthesis in a recycled air environment.
• The experiment is part of an effort to determine whether plants could be grown aboard future human spacecraft as food and as a means of recycling air and water.
• Atlantis skipper Terry Wilcutt and his crew will spend this week transferring systems that generate and recycle air, a toilet and other equipment from the Progress to Zvezda.