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  1. 1.邊坡康復2.核心3.板塊運動4.海嘯5.自然危害6.火山噴發7.熱帶風暴8.森林大火9.山體滑坡10.花崗岩11.風化12.基礎設施13.氣候14.太陽輻射15.可見度16.溫室氣體效應17. ...

    分類:科學及數學 > 地理學 2014年07月21日

  2. ... will still have a higher risk in cancer due to long-term exposure to radiation.

  3. ...http://www.jnto.go.jp/eq/eng/04_recovery.htm#city Japan even claims radiation in Hong Kong is higher than Tokyo. 2. ...

    分類:亞太地區 > 日本 2014年06月30日

  4. ...預防,火災影響更詳細的說,包括熱(Heat)、熱輻射 (Thermal Radiation)及煙(Smoke)。Performance Requirement 則是控制起火...

  5. 1. For a fixed voltage V, the power P consumed by the lamp, of resistance R, is given by, P = V^2/R An increase in resistance R of the lamp leads to a ...

  6. ...of the sleeping bag. Hence, by Stefan's Law on radiation, 97 = (5.67 x 10^-8).(2).T^4 where the constant (5.67 x 10^-8 w/m^2....

  7. (b)(i) Original conductance of wall = 0.865/0.23 w/m^2.K = 3.761 w/m^2.K Resistance of composite wall = (0.23/0.865 + 0.23/0.26) K.m^2/w = 1.151 K.m^2/w ...

  8. Thermal conductivity of composite wall B and C = (1 x 1.5 + 1.8 x 0.8)/(1+1.8) w/m^2.K = 1.05 w/m.K Resistance of composite wall B and C = 1.2/1.05 ...

  9. ...significant effect on photosynthesis and photoperiodism. 9. Infra-red radiation is absorbed at a low rate, which stimulates the elongation of...

    分類:社會及文化 > 語言 2014年03月19日

  10. ... (2)(i) New emissivity (輻射率) = 0.9 x 0.8 = 0.72 hence, intensity of radiation = 0.72 x (5.7x10^-8) x (273+25)^4 W/m^2 = 324 W/m^2 Original...