A.20U/0.1ml
B.250U/0.1ml
C.15U/0.1ml
D.0.25mg/0.1ml
E.50μg/0.1ml头孢类皮内试验的进皮剂量是
常量分析时所用试样的重量()。A.0.1-1gB.0.01-0.1gC.0.1-10mgD.0.001-0.1mg[99%]
常量分析时所用试样的重量()。A.0.1-1gB.0.01-0.1gC.0.1-10mgD.0.001-0.1mg
...的容量在()。A.0.1~10mLB.0.1~1mLC.0.1~12mLD.0.1~15mL[99%]
刻度吸管的刻度到尖头,常见规格的容量在()。A.0.1~10mLB.0.1~1mLC.0.1~12mLD.0.1~15mL
...的容量在()。A.0.1~10mLB.0.1~1mLC.0.1~12mLD.0.1~15mL[99%]
刻度吸管的刻度到尖头,常见规格的容量在()。A.0.1~10mLB.0.1~1mLC.0.1~12mLD.0.1~15mL
...的容量在()。A.0.1~10mLB.0.1~1mLC.0.1~12mLD.0.1~15mL[99%]
刻度吸管的刻度到尖头,常见规格的容量在()。A.0.1~10mLB.0.1~1mLC.0.1~12mLD.0.1~15mL
...的容量在()。A.0.1~10mLB.0.1~1mLC.0.1~12mLD.0.1~15mL[99%]
刻度吸管的刻度到尖头,常见规格的容量在()。A.0.1~10mLB.0.1~1mLC.0.1~12mLD.0.1~15mL
...的容量在()。A.0.1~10mLB.0.1~1mLC.0.1~12mLD.0.1~15mL[99%]
刻度吸管的刻度到尖头,常见规格的容量在()。A.0.1~10mLB.0.1~1mLC.0.1~12mLD.0.1~15mL
用EDTA测定硬度时,溶液的pH值应控制在( )。A.11±0.1B.10±0.1C.9.0±0.1D.12±0.1[99%]
用EDTA测定硬度时,溶液的pH值应控制在( )。A.11±0.1B.10±0.1C.9.0±0.1D.12±0.1
用EDTA测定硬度时,溶液的pH值应控制在( )。A.11±0.1B.10±0.1C.9.0±0.1D.12±0.1[99%]
用EDTA测定硬度时,溶液的pH值应控制在( )。A.11±0.1B.10±0.1C.9.0±0.1D.12±0.1
测深量油尺的尺砣质量为()kg。A.0.7±0.1B.0.6±0.1C.0.5±0.1D.0.8±0.1[99%]
测深量油尺的尺砣质量为()kg。A.0.7±0.1B.0.6±0.1C.0.5±0.1D.0.8±0.1