Pesticide levels in food are simply too difficult to calibrate.食品中杀虫剂的含量很难精确测定。My watch is faster, and I need calibrate it.我的表走快了，我得把它校准。A direct means is required to calibrate the indirect method.要求用直接测定法校正间接测定法....
Pesticide levels in food are simply too difficult to calibrate.食品中杀虫剂的含量很难精确测定。to calibrate an instrument校准仪器...instructions on how to calibrate a thermometer.如何标定温度计的说明A direct means is required to calibrate the indirec...
Americans redecorate their houses and offices every few years...美国人每隔几年就会把家里和办公室重新粉刷一下。He took me around our new offices, pointing out all the salient features.他领我去我们的新办公室参观, 并一一指出显著特色.Some of the rooms were designated a...