測定 determine; determination; setting-out; admeasurement; assignment; assay; finding 測定年代 dating; 測定尺寸 size up; 測定船只方位 take a ship's bearings; 放射性碳素測定年代 radiocarbon dating; 礦石中含鐵量的測定 the determination of the amount of iron in ore; 示蹤測定 tracer determination