英:[ˈreidiənt ˈenədʒi]
美:[ˈrediənt ˈɛnədʒi]
英:[ˈreidiənt ˈenədʒi]
美:[ˈrediənt ˈɛnədʒi]
辐射能;
辐射能
The first known use of radiant energy was in 1870
radio frequencynoun
any of the electromagnetic wave frequencies between about 3 kilohertz and 300 gigahertz that are used especially in radio and television transmission and in radar
radio astronomynoun
astronomy dealing with electromagnetic waves of radio frequency received from outside the earth's atmosphere
radical signnoun
the sign √ placed before an expression in mathematics to indicate that its root is to be found
radiant energynoun
energy transmitted in the form of electromagnetic waves (as heat waves, light waves, radio waves, X-rays)
radiant energynoun
energy traveling as electromagnetic waves
1 Radiant energy is also called energy.
辐射能也称作光能.
2 The five colorful ovals, positioned possibly as petals, are intended to evoke the sun or a flower or radiant energy.
3 Infrared vision is the ability of certain animals to perceive infrared light, also known as infrared radiation (IL), a type of radiant energy.
4 Material energy can be transformed into radiant energy only in units of a certain size.
物质能量只能以一定大小的单位转变为辐射能量.
5 Radiant energy entering the opening is in part absorbed by the interior walls.
进入小孔的辐射能,一部分为内壁所吸收.
6 Clouds return radiant energy to the surface primarily via the atmospheric window.
云主要通过大气窗区向地表辐射能量.
7 We know that light is a variety of radiant energy.
我们知道光是一种辐射能。
8 Such a surface would reflect no radiant energy, and hence would appear black in color.
这种表面不会反射辐射能, 因此呈现黑色.
9 Bioluminescence occurs during a chemical reaction called chemiluminescence – where chemical energy converts to radiant energy.
10 Quantum theory proposes that radiant energy is transmitted in discrete units.
量子理论的提出辐射的能量能传递离散的单位.
11 The amount of radiant energy needed to expose a photographic film.
感光胶片上曝光所需的辐射能的总量.
12 Radio waves are regarded as radiant energy.
无线电波被看成是辐射能。
13 It is not until the radiant energy falls upon matter that it becomes heat energy.
直到幅射能落到物质上以后,它才能变成热能.
14 Different kinds of radiant energy have certain fundamental characteristics in common.
不同种类的辐射能却有着某种共同的基本特性.
15 Instead of fuel, the induction cooktop uses radiant energy to transfer heat to the pan or pot.
16 They give off discrete amounts of radiant energy.
它们放出不连续的辐射能量.
17 People were attracted to her radiant energy.
18 Carbon black is an opacifier which prevents radiant energy transmission to the interior of the propellant.
炭黑是不透明的,可以防止辐射热传到推进剂内部.
19 No surface can absorb more than all of the radiant energy which strikes it.
表面所能吸收的能量不可能大于投射到它上面的全部辐射能.
20 The people in the front row probably could have toasted marshmallows in the radiant energy from his pyrotechnics.
1 辐射能