measurement of the polysaccharide content

例句：

1. 1. Thescientist used a ruler to measure the lengthof the rod.
   科学家用尺子测量了杆子的长度。
2. 2. The company'sfinancial performance is closely monitored by the boardof directors.
   公司的业绩由董事会密切监控。
3. 3. The teacher measured the height of thestudents with a tape measure.
   老师用卷尺测量了学生们的身高。