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시간보내기... 2011.03.03해당카페글 미리보기
Best Air Race Pilot" Photosynth - Digital Imaging Worlds Smallest Twin Engine Plane X-Hawk Flying Car Skydiving Parachute World Record Google Power Meter "The Soup Is Too Salty" Self Confidence (Spoof) First Flying Lesson Bird & Ray...
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탄소배출권 2022.06.20해당카페글 미리보기
saturated air at about 32 °C.[23] (See Relative humidity#Other important facts.) The average residence time of a water molecule in the atmosphere is only about nine days, compared to years or centuries for other greenhouse gases such as...
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해류 2018.02.12해당카페글 미리보기
current meter Antarctic Bottom Water is the most distinctive of the deep-water masses. It is characterized by a salinity of 34.65‰, a temperature of −0.5 °C (30 °F), and a density of 1.0279 grams per cubic centimeter. This water is...
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메탄 2017.03.31해당카페글 미리보기
than air. Gas pipelines distribute large amounts of natural gas, of which methane is the principal component. Fuel[edit] Methane is used as a fuel for ovens, homes, water heaters, kilns, automobiles,[21][22] turbines, and other things...
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LPG 2018.10.06해당카페글 미리보기
will flow along floors and tend to settle in low spots, such as basements. There are two main dangers from this. The first is a possible explosion if the mixture of LPG and air is within the explosive limits and there is an ignition...
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시멘트 2017.07.29해당카페글 미리보기
the air than are hazardous-waste incinerators."[52] Heavy metals present in the clinker[edit] The presence of heavy metals in the clinker arises both from the natural raw materials and from the use of recycled by-products or alternative...
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혼동되는 전기용어 모음 2020.03.23해당카페글 미리보기
power flow ) : 전력 계통에 있어서의 유효 전력, 무효 전력의 흐름. ㅇ 돌입전류(突入電流 : rush current):과도적으로 정상 상태보다 크게 흐르는 전류. 여자충격전류(inrush current),기동전류(start electic current)라고도 한다. ㅇ 순환전류(loop...
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2018 내셔널 지오그래픽 사진 경연 대회 2020.09.16해당카페글 미리보기
500-meter-tall cliff face, I ran into position to create a sense of scale as the fog began drifting. After 10 minutes, the fog had completely engulfed the peak. I was lucky to be in the right place at the right time and capture this...
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What is Parkour? - World Freerunning & Parkour Federation 2015.06.26해당카페글 미리보기
WFPF/Air Wipp athlete Marcus Gustavsson taking third. Doyle experienced a bad leg break on his third and final round, reminding everyone that this was indeed a sport that entails considerable risk, and giving some justification to those...
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캬브레타 설명 (원문 : 강릉모터패러글라이딩) 2013.05.13해당카페글 미리보기
Lambda meter is used. This device measures the CO and CO2 concentrations in the exhaust gases and will show how rich or lean the mixture is. However such a device is expensive ($250.00) Using my above recommendations will allow the pilot...