According to the experimental principle“measuring the radius of curvature of a lens by use of a Newton ring”,a typical problem set wrongly about Newton rings is analysed, and correct problems concerned are enumerate

This paper deals with some typical errors that are frequently found in students writing practice and provides them with some strategies(such as improving their understanding of different essays and developing their skills in summarizing the main idea of the reading p.

The writer here intends to seek a better approach in college English teaching by analyzing how negative transfer interferes college students, and what typical mistakes they make under the influence of this transfer.

This paper sums up 4 types of typical mistakes made by students.

This article is intended to analyze the disturbance and typical mistakes caused by the negative transfer of the mother tongue to translation from the aspect of vocabulary,grammar and culture,and to seek practical countermeasures to reduce its effect.

The paper analyzed the typical problems in these three practices of environmental engineering specialty of new situation.

Summarizes the typical problems happened to the HP rotating machineries,static eguipments lines and valves of the new HP urea system during the last 2 years,and puts forward the basic administrative measure

Discussion on typical problems and test methods in site test of relay protection;

This paper introduces the typical problems which appear on the cable installment,anchor installment,supporting and slide device and foundation of landscape saspension bridge.

The example analysis of the Middle-period Discussing Draft of 2004-2015 Tourism Planning in Changping County,Beijing,China,will show you these typical problems and give some advice in framing tourism planning,including general request,whole content,structure system,criterion degree,planning quali.

This article argues the convergence and divergence of constant series,and gives some typical example.