解析:原文介绍了几种散热器,其中重点介绍了quartz heater(石英散热器)。在描述该物时,说话者介绍“A quartz heater, on the other hand, heats the objects and people in a room without heating the air.”即“而石英散热器在温暖房中的人和物时,却不会加热房中的空气”,选项a的说法与原文相符,因此是正确...
A hot water radiator, a stove and forced air furnace are all convection heaters. A quartz heater, on the other hand, heats the objects and people in a room without heating the air. It does this by producing radiation heat that travels like light waves. The radiation is then directed at ...
The influence of three types of heating systems (electrically heated pews, hot air blow heating and provisory electrical (infrared) heaters) on the transport and deposition of particulate pollution was investigated in churches located in a cold climate. Two methods were applied for the analysis of ...
[Objectives] To determine the effects of different types of sticky glues, food lures and hanging positions of sticky spheres on the capture rate of adult Bactrocera(Tetradacus) minax(Enderlein). [Methods] The capture rates of three kinds of sticky spheres; green, 7 cm in diameter, yellow, 7...
Used to convert an energy source into thermal energy, industrial furnaces are used in a broad range of industries, from oil and gas, to plastics, to the chemical industry. This wide range of industries is a result of the vast applications that industrial heaters can be used for, such as ...
12V 220V Silicone Rubber Pipeline Strip Heaters Heating Wire Equipment $20.00 - $40.00 Min. order: 1 piece Beekeeping honey heating barrel/honey tank with heater $190.00 - $250.00 Min. order: 1 piece Removable Electric 200L Oil Drum Heater Blankets with Self Temperature Controlled $200.00 - $...
How to Get Out a Stripped Screw | Try One of These Effective Ways Dealing with a stripped screw is tough for any DIY enthusiast or professional. Whether the screw is corroded, over-tightened, or Read More BlogHeatersOther Tools December 21, 2023The Tool Geeks Team ...
Multipoint water heaters are less powerful, with an output of up to 24kW so the flow rates you can achieve are lower but they are still 2-3 times better than electric showers. However, multipoint water heaters are no longer being manufactured. ...
Two different types of solar water heaters have been made from locally available materials like galvanized iron sheet, galvanized iron tube, polyethylene plastic, window glass, etc. Collector A with an area of 0.42 m 2 was combined with an inexpensive built-in storage of 50 litres, whereas ...
Tests are carried out on these different types, under identical conditions to investigate the performance of each. An economical study is carried out to determine the proper available materials used in solar water heaters, which makes the cost cheaper, so it can be easily used on a widespread ...