单词	delay-line helix
释义	delay-line helix 慢波螺线
随便看	ionization chamber with grid ionization characteristic ionization cleaning machine ionization coefficient ionization compensation method ionization-compensation method ionization constant ionization constant of base ionization constant of salt ionization core ionization counter ionization coupling ionization cross section ionization cross-section ionization cross section detector ionization cross-section detector ionization current ionization curve ionization curve t ionization defect ionization degree ionization delay ionization density ionization detector ionization device 汯汰汲汳汴汵汶汷汸汹树身树阴树高千丈，叶落归根树鸡树鹨树鼠树鼩树龄栒栒子