For the request of identifying the accident in an open pit exploitation caused by popping rock, we had on site investigation, analyzed the two kinds of dobe powder bag, calculated the popping distance and reached the conclusion that some masses of popping rock produced by reblasting may hurt people 160m away.

The general and specific relationship is an important issue in the history of philosophy.

According to Marxist philosophy,everything is the contradictionary unity of specific and generality.

The practice of the author抯 years of English teaching in senior middle school proves that insisting on using English in class is a good way to improve English quality, and emphasizing the feature of individual while teaching students is the principle of quality education and the approach to teach each student well.

The artical tries to explore the general and individual implications of constitutional value from the point of the science of law and philosophy so that our country will pay much attention to the characteristic of constitutional value in establishing the law in combination with our circumstances, and promote the establishment of our law modernization.

There remains a discrepancy not only between generality and particular, but also between particulars in the same generality, and further more between two particulars in different generalities.

Modern aesthetics has shifted from the hermeneutic frame of knowledge theory to that of existential theory, making it impossible to re-take the traditional road of going "from the particular to the general".

Because the environment was complicated,the initiation plan of square drilling and side initiation were employed to check whether the blasting vibration and fly rocks were safe or not.

The blasting for leveling a ground in urban complex environments is designed,the blasting program is selected and its prameters are designed to realize the control of explosive vibration and fly rocks,and to ensure the safe and effective blasting implementation.