A、深基點(diǎn)位移計(jì) B、錨桿探測(cè)儀 C、頂板離層儀 D、陀螺測(cè)斜儀
A、-30~+200mm B、-50~+300mm C、-100~+300mm D、-100~+400mm
A、-50~+200mm B、-50~+300mm C、-100~+300mm D、-100~+400mm