This thesis expounds the causes of geological calamity and region geological calamity forewarning principle.

論述了地質(zhì)災(zāi)害的成因和區(qū)域地質(zhì)災(zāi)害預(yù)警原理.

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The long - range location and forewarning is the key factor of capturing the initiative in modern war.

遠程定位預(yù)警是現(xiàn)代戰(zhàn)爭中奪取主動權(quán)的關(guān)鍵.

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So the study of marketing risk forewarning has become a necessary and practical issue.

因此,探索營銷風險預(yù)警管理,成為亟待解決的現(xiàn)實問題.

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