变量变换级数展开法
variable transformed series expansion method
储量变级
change of reserves gradation
有级变量节能
Step change energy-saving
Box-Cox变量变换法
BoxCox variable transformation
变量变化法
the variable transformation
变量变换法
Variable transformation method
variable transformation
变量变换伽辽金法
answering and completing jack
variable transformed Galerkin method VTGM
变量变压
Variable quantity and pressure
变量器耦合放大器
transformer-coupled amplifer
transformer-coupled amplifier