频率取样
frequency-sampling
平均取样数
average sample number
average sample number
气体取样管
gas sampling tube
迁移取样法
transfer method
取样
sampling
sampling; taking of samples; thief
sampling
取样保持电路
sample-and-hold
取样工具
sampling tool
取样管
sampling nozzle; testing pipe
取样检查
sampling inspection
取样孔
thief hatch
取样口
sample connection; sample point; thief hatch
取样喷嘴
sample nozzle
取样片
coupons
取样器
sampler; trier
取样勺
sampling spoon
取样示波器
sampling oscilloscope; sampling scope
取样维持电路
sample-and-hold circuit
取样误差
sampling error
取样员
sample-grabber; sample-jerker
取样针
sampling probe