将热源及冷源分布在绘有北半球极赤射面投影地图的底面上。
The heat and cold sources are distributed at the stereographic projection map of Northern Hemisphere on the dishpan bottom.
在本文中我们讨论了在空间微重力环境下利用对射冷原子团实现空间冷原子钟的可能性。
We discuss the feasibility of realizing a cold atom space clock with counter-propagating cold atoms in microgravity.
轿东发动机缸盖、进气管、冷芯机、射芯机、铸造模具、出口铸件等。
Head-cylinder and Intake of non-Ferrous metal, Pouring machine for gravity die, Cold-box machine, Core-Shooting machine, Casting Mold, Exports'casting etc.
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