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...
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....
边界清楚的岩脉, 岩床及岩瘤等都常见.Sharply outlined dikes, sills and bosses occur in numbers.岩脉总体型式可以作理论模似.The gross pattern of dikes can be duplicated theoretically.这是与小岩脉群有关的准经济意义的矿化.This is subeconomic mineralization related to minor...