The fundamental problems of ZA27 alloy squeeze casting with high ratio of height to thickness were studied in this paper.
本文主要研究了大高径比ZA27合金铸件挤压铸造过程的若干基本问题。
2
This paper presents the computational method of serial computers, the efficiency of pipeline computers and their performance-cost ratio.
本文讨论了串行计算机的加速计算方法、流水线计算机的效率及其性能价格比。
3
By means of the principle of correlation analysis, this paper introduces an approximate method for estimating signal-to-noise ratio on random noise background.