A、24.38→24.5,40.75→41.0 B、36.16→36.0,52.45→52.5 C、24.38→24.0,40.75→40.5 D、36.16→36.5,52.45→52.0
A、℃ B、J C、A D、W
A、儀器設(shè)備的采購 B、環(huán)境設(shè)施的安裝 C、儀器設(shè)備的檢定 D、選擇消耗性材料的供應(yīng)商