查询词典 luminous

A unit of luminous flux equal to the amount of light given out through a solid angle of 1 steradian by a point source of 1 candela intensity radiating uniformly in all directions .

流明国际度量系统中的''单位，等于一烛光的均匀点光源在单位主体角内发出的

A unit of luminous flux '' to the amount of light given out through a solid '' of 1 steradian by a point source of 1 candela intensity radiating uniformly in all directions .

光通量单位''一国际烛光照射在距离为一厘米面积为一平方厘米的平面上的光通量。

A unit of luminous flux equal to the amount of light given out through a solid angle of 1 steradian by a point source of 1 candela '' radiating uniformly in all directions .

流明国际度量系统中的''单位，等于一烛光的均匀点光源在单位主体角内发出的

A unit of luminous flux equal to the amount of light given out through a solid angle of 1 steradian by a point source of 1 candela intensity radiating uniformly in all directions.

光通量单位等于一国际烛光照射在距离为一厘米面积为一平方厘米的平面上的光通量。

A former international unit of luminous intensity; now replaced by the candela.

旧制光强度国际单位；现在已被烛光取代。

Candle bomb, the signal bomb and the incendiary bomb and so on. In the smoke and fire industry, the aluminum magnesium alloy powder is a required luminous material , with a big annual amoun in our country , a township of the smoke and fire.

铝镁合金粉极易燃烧产生高温和发出耀眼白光，这一特性用于军火工业如照明弹、信号弹和燃烧弹等，在烟火工业中，铝镁合金粉是必备的发光剂，我国是烟火之乡，年用量很大。

In the center of NGC 6240, the two black holes in the cores will whip up a frenzy of radiation as they careen towards one another head-on, likely transforming the galaxy into a monster known as an ultra-luminous infrared galaxy, thousands of times as bright in infrared as our Milky Way.

在NGC 6240星系的中心，星系内核中的两个巨大黑洞将激发狂乱的辐射物，加剧两个星系内核的合并进程，很可能会使它们合并成为一个超明亮的红外星系，其红外线亮度是银河系的数千倍。

Along its eastern margin rises the mighty Sierra, miles in height, reposing like a smooth, cumulous cloud in the sunny sky, and so gloriously colored, and so luminous, it seems to be not clothed with light, but wholly composed of it, like the wall of some celestial city.

山谷东部边缘上耸立着数英里高的谢拉山，它气势磅礴，横卧在山谷边上，犹如停留在晴空中的一块平静的积云。它的色彩是那么壮丽辉煌，那么灿烂夺目，不由地使人感到它不是披上了一层金光，而本身就是一团光，像天国的城墙一般放射出万道光芒。

At the same time, the spectrum, luminous flux, and chromaticity coordinates of HPW-LEDs change with forward current are studied.

同时还测量了光谱分布、光通量、色坐标随电流的变化情况，对其中的变化规律进行了理论分析。

The luminous, irregular envelope of highly ionized gas outside the chromosphere of the sun.

管子的末端是一个大大的球茎状物，在那气体浓缩成无色液体。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。