[光束]有效弱化截面
effective removal cross-section
大有效截面积光纤
large effective area fiber
螺栓有效截面面积
ettectlve cross―section area of bolt
阀有效截面积
effective cross section area of valve
节点有效截面宽度
frame’s joint effective width
截面有效抗弯刚度
effective bending stiffness of section
群平均有效截面
Group-averaged effective cross section
有效光效
effective luminous efficacy
有效截面理论
theory of effective section
半数有效效应室浓度
half effective target effect-site concentration