laboratory run实验室参考标准器laboratoryn.实验室laboratory data base实验室数据库laboratory precedure实验室程序, 实验步骤, 实验指导laboratory data book实验数据手册laboratory detection实验室检测laboratory exercises实验室习题,实验室用练习手册laboratory furniture实验室设备laboratory apparatus实验仪器laboratory test tubs实验室的试管laboratory reporting实验室报告laboratory assistant实验员