掩模法 meaning in Chinese

mask means

The dissertation focuses on the yb3 + - doped double clad fiber laser . the research works in detail are shown as follows : 1 . with the phase - mask method , we make a fiber bragg grating in a few - mode fiber whose cut wavelength is greater than 1060nm
本论文围绕着掺yb3 +双包层光纤激光器进行研究工作,报告了得到的科研成果,包括以下的内容: 1 .在截止波长高于1060nm的少量模光纤中用相位掩模法写入布拉格光纤光栅,制作的布拉格光栅具有几个透射峰。