摘要
本文对在一般温度下,为何压力较小时<1、压力较大时>1进行了分析。
This article is to explain the reason why φ< 1 as the pressare is a bit small, and φ > 1 as pressure is a bit large under the normal temperature.
出处
《南通职业大学学报》
1999年第4期30-32,共3页
Journal of Nantong Vocational University