This paper expounds an abnormal phenomenon occurring in the course of internal threading and the causes of it, makes detailed analysis on occurrence and calculating methods of the pitch, tooth-type half-angle, pitch diameter, etc.

Treatment on abnormal phenomena of magnesium content determination in phosphate rock;

Analysis of abnormal phenomena in ultimate bearing capacity of bored pile;

In the paper,we will analyze the abnormal phenomena appeared using in the determinator and introduce some knowledge and experience in service.

In this papar, the experimental observation of unusual phenomena and measurement of CP edge s time on flip- flop is corducted, that is in edges of CP.

Through analyzing the reports of major serious criminal cases in recent years,this article makes a comprehensive and systematic analysis of alienation in them and searches for solutions to the problem from the respective of heteronomy and self-discipline.

The paper discusses primarily the alienation of contradiction nature in detecting activity from the following aspects:first,the cause,display and nature of alienation;second,changeablity of alienation;third,importance and necessity of learning and mastering alienation.

The immediate outcome of this bi-directional alienation is the absence of professional responsibility and facts on the part of the news media as well as a loss of humanistic spirit in literary works.