radiometer

/rey-dee-om-i-ter/US // ˌreɪ diˈɒm ɪ tər //UK // (ˌreɪdɪˈɒmɪtə) //

辐射仪,辐射计,辐射器,辐照度计

Definitions

n.名词 noun

1
- : Also called Crookes radiometer. an instrument for demonstrating the transformation of radiant energy into mechanical work, consisting of an exhausted glass vessel containing vanes that revolve about an axis when exposed to light.
- : an instrument for detecting and measuring small amounts of radiant energy.

as inlight meter

Synonyms

Thus it appears that we have been able to show by very definite experimental evidence that the radiometer is a heat engine.
Another illustration of the power of cooled charcoal to produce high vacua is afforded by a Crookes radiometer.
To a radiometer (fig. 6) with attached charcoal bulb B was sealed a tube ending in a small bulb A containing a globule of mercury.
Count Bathyani recently took up a radiometer to a height of about a mile.
The monitors were synchronized with the radiometer and changed view at every ten-mile marker.