便携测试仪
portable testing instrument
便携式测试设备
portable testing equipment
convenient test equipment
刚度测试试验台
test stand for measurement of stiffness
便携式测量系统
portable measurement system
便携式仪器
portable instrument
portable device
Portable instruments
pocket instrument
portable unit
Portable inspection instrument
facility carry apparatus
便携式仪器土层测气法
portable detecting soil gas method
光照式测试仪表
illuminated dial instrument
滤纸式测试仪
filter-type measuring apparatus
Equivalent inertia