The research measures improvement features with five aspects - data collection, sample source, sampling measure, samplecapacity and feet back rate.
国际商业研究方法的完善性主要体现在数据收集方法、样本来源、抽样方法、样本容量和反馈率5个主要方面。
3
The experiment results of sample reducer prove that the loading capacity of new designed product series is much higher than primary one under the same condition.