English translation for "spiral arm tracer"

示臂天体

Related Translations:

sea gull tracer:  海鸥式描记器

spiral molding:  螺旋形线脚

spiral mill:  螺纹轧机螺旋铣刀

spiral case:  螺壳水轮机蜗壳蜗壳

plectonemic spiral:  同向双螺旋

spiral current:  螺旋形流

uncorrected spiral:  不可操纵的盘旋下降

crossover spiral:  过渡声槽交绕螺旋

spiral shell:  螺贝

spiral looaccess:  螺旋式回旋通路

Example Sentences:

	1.	Spiral arm tracer 示臂天体
	2.	Interstellar hydrogen will emit a characteristic wave with wavelength 21cm . most of the sources of this wave are gas clouds in the spiral arms . second to the 21cm emission , the radio wave emitted by the molecular gas clouds in the arms are also good spiral arm tracers 在旋臂中的氢气分子云，会发射出波长为21厘米的无线电波，只要探测这些无线电波在天空中的强度分布，便可推算出旋臂的结构。

Similar Words：

"spiral agitator" English translation, "spiral angle" English translation, "spiral antenna" English translation, "spiral approach" English translation, "spiral arm" English translation, "spiral arrangement" English translation, "spiral array" English translation, "spiral artery" English translation, "spiral auger" English translation, "spiral axis" English translation