View on the trend of preservatives in cosmetics from frequency of use;

This article the series pointer word carries on the statistical survey in view of "こ,そ,あ" in Japanese,verifies each kind of pointer word in actual use frequency,and the pair process such frequency of use difference reason carries on the shallow analysis.

It is found that among the Chinese or English topic markers there are differences in frequency of use and that between the markers of the corresponding categories of the two languages exist resemblances in frequency of use from the perspective of possibility but differences from the perspective of reality.

In order to enhance the the service efficiency of laboratory housing,many universities are carrying on the laboratory housing management reform.

In this paper, based on brief analysis of the situation of human resource in China, through qualitative and quantitative methods, the research on service efficiency and economic benefit of human resource in China is made.

Using the shortage of teacher resource,the real situation of low service efficiency and its features in Inner Mongolia as a logical starting point,this paper evaluates teachers service efficiency with real data.

The result showed that the using rate of 12 months after inserting IUD in rural women was 84.

This paper talk about some experience how to improve the using rate of the public computer room and guarantee the equipment in good condition for a long time from the full practice.

Valuing the Appraisal Link,Improving the Usage Rate of Medical Equipments;

This paper measured and studied the temperature trends of computer CPU chip under different usage rates of the chip.

Finally,this paper expounded that the usage rate of periodicals was higher than newspapers;in the network environment,readers prefer to read paper board literatures.