double [diametral] pitch system 双径节制
double-system double-wavelength fluorometry 双体系双波长荧光分析法
diametral pitch system 径节制
double double iron 八叠板
double pitch 双螺距的; 双向坡
double pitch function 双坡函数
double pitch roof 双坡屋顶
double system of ignition 双重点火系统
double system on-line changeover method 双系统在线热备方法
double system sound recorder 双制式录音机
double π system 双π系统
Double-system Electricity Price 两部制电价
Double-system receiver 双系统接收机
diamertral pitch 径节
diametral pitch 径节; 直径齿距; 细牙主节圆
normal diametral pitch 法径节; 螺距
transverse diametral pitch 横径节
Electric Pitch System 电动变桨距系统; 电动变桨
electrical variable propeller pitch system 电动变桨距系统
Pitch system 变浆系统