平头压痕蠕变
Indentation creep
Indentation creep with a flat indenter
平头压痕蠕变试验
Creep indentation test with flat cylindrical inden
压痕蠕变试验
indentation creep testing
压痕实验
instrumented indentation methods
短时蠕变实验
short-term creep experiment
拉伸蠕变实验
Experiment of extruding creep
QCS003B液压实验台
QCS003B hydraulic pressure pxperimental bench
变流变压变频调压技术
non-constant flow and pressure water-supply techni
变频升压变压器
step-up transformer with variable frequency
变压变频
VVVF
campus personality
variable voltage and variable frequency
Clinical benefit response CBR
variable voltage variable frequency VVVF
变压变频控制
variable voltage variable frequency control
VVVF control