“riser”的概念、定义、翻译、参考文献-科学参考

单词	riser
释义	riser Encyclopedia 工学铸型释 riser冒口为了补偿金属液凝固收缩，避免铸件出现缩松缩孔缺陷，而在铸型中附加的用于补充金属液的空腔。也指该空腔内金属液凝固后形成的块体。 Physics riser提升装置，立管
随便看	best approximation method best approximation polynomial Be star Be stars best asymptotically normal estimate Best Book Design from All over the World best-bound rule bestcash balance Best Chinese Opera Plays at the 1st NOPC best complete approximation best constant best critical region Best equivariant estimator best equivariant estimator best estimate best estimator best extension best-first search best fit best-fit best fit approximation Best Global Universities Rankings-U.S.News and World Report best harmonic majorant Bestia best-improvement rule

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