ase is meaning in English

无菌，无菌法

The amplified spontaneous emission ( ase ) is studied . both the forward and backward ase is simulated and their characters are analyzed in detail . then the dual stage cascade structure is presented as a solution to reduce the ase noise
2 .研究了edfa中放大的自发辐射噪声光( ase ) ,详细分析了前后向ase噪声光的性质,在此基础上,提出了双段级联结构抑制ase噪声光,并对这种方法进行了理论和实验研究。