As it turned out I really enjoyed the field work, it was a nice supplement to just sitting and listening to lectures.
事实证明,我真的很喜欢实地工作,这对于只能坐着听讲座来说是一个很好的补充。
"You should use nutritional supplements just like they are labeled - as a supplement, not a substitute," she says.
她说:“你应该补充维生素,就像他们被认为的一样——补充,不是替代。”
Shrinkage: Cause of the low temperature from a supplement so that the surface of the cast that being cooled will be shrunk. Just like the shrinkage of the raiser.
缩孔由于补充温降所造成的收缩,以致最后冷却的铸件位置极易形成表面低陷的缩孔,类似冒口的缩孔。
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