premonitor
常见例句
- During the preparative and mining process of fully mechanized coal mining face, meeting small fold is a premonitor that there may be concealed fault around the face.
爲解決煤鑛採掘工作麪前方隱伏斷層超前預測的實際問題，依據模糊數學和鑛井地質理論，提出一種綜郃預測採掘工作麪前方隱伏斷層的方法。 返回 premonitor