bottom vacuum pouring 底部真空浇注
vacuum glue pouring 真空灌胶
low pouring point vacuum residue 低凝减压渣油
Experimental results show that Quality magnetic alloy 1jha1 can be produced by air induction melting (AIM) and vacuum pouring technologically and economically.
结果显示，采用非真空感应熔炼(AIM方法)加真空浇注生产1 J HA1合金具有工艺上和经济上的可行性。
The results indicated that there exists obvious gas gap in molten iron flowing front, and the pressure in gas gap with EPS pattern during vacuum pouring is less than 1 a tm.
试验结果表明，铸铁件流动前沿不仅存在明显的气隙，而且采用聚苯乙烯模样材料，负压下浇注时，其气隙压力低于1个大气压。
But from both the northern and southern hemispheres, cold air is constantly pouring towards the equator in order to fill the vacuum thus produced.
这样，来自北半球和南半球的冷空气就会不断地涌入赤道附近，补充由于热空气上升造成的真空。
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