校准液 meaning in Chinese

calibration solution,

Road vehicles . calibration fluid for diesel injection equipment
道路车辆.柴油机喷油设备校准液
Graduation and calibration of surveying instrument for liquid scintillation counter by using radioactivity certified reference material , and the accurate measurement of ( superscript 3 ) h or ( superscript 14 ) c have been finished
摘要利用放射性标准物质刻度和校准液闪计数器测量仪器，并完成(上标3 ) h和(上标14 ) c活度的精确测量。