2　仪器选择及技术要求

• 2.1　仪器选择

• 2.2　仪器技术要求

• 2.3　仪器操作的一般规定

3　悬移质输沙率及颗粒级配测验

• 3.1　一般规定

• 3.2　悬移质输沙率及颗粒分析的测次分布

• 3.3　悬移质输沙率测验方法

• 3.4　断面平均含沙量测验

• 3.5　悬移质泥沙颗粒分析采样

• 3.6　相应单沙（样）的测验

• 3.7　全沙输沙率测验

• 3.8　测验质量控制

4　单沙与单颗测验

• 4.1　一般规定

• 4.2　单沙测次分布

• 4.3　单样颗粒分析测次分布

• 4.4　单沙测验方法

• 4.5　单沙测验注意事项

5　高含沙水流条件下的泥沙测验

• 5.1　含沙量及颗粒分析测验

• 5.2　流变特性测定

• 5.3　泥石流、浆河、揭河底观测

6　悬移质水样处理

• 6.1　一般规定

• 6.2　烘干法

• 6.3　置换法

• 6.4　过滤法

• 6.5　水样处理注意事项

7　悬移质泥沙测验资料的计算、检查与分析

• 7.1　实测含沙量计算

• 7.2　断面输沙率计算

• 7.3　实测成果的合理性检查

8　悬移质泥沙测验方式选择与测验方法的试验分析

• 8.1　测验方式选择

• 8.2　测验方法的试验与分析

9　悬移质泥沙测验不确定度估算

• 9.1　一般规定

• 9.2　悬移质泥沙测验误差组成

• 9.3　悬移质泥沙测验误差分析资料的收集

• 9.4　分项不确定度的估算和控制指标

• 9.5　总不确定度合成

附录A　悬移质水样处理设备及操作方法

• A.1分沙器及其操作方法

• A.2　比重瓶检定方法

• A.3　泥沙密度测定方法

• A.4　过滤泥沙的操作方法

附录B　悬移质泥沙测验记录记载表格式及填制说明

• B.1　悬移质泥沙测验记载表类型

• B.2　流量及悬移质输沙率测验记载表及填制说明

• B.3　单沙测验记载表及填制说明

• B.4　悬移质水样处理记载表及填制说明

• B.5　泥石流浆河揭河底观测记载表及填制说明

附录D　高含沙水流流变特性试验方法

• D.1　高含沙水流流体分类与计量单位

• D.2　流变试验仪器选择

• D.3　流变试验操作要求

2 Instrument selection and technical requirements

• 2.1 Instrument selection

• 2.2 Instrument technical requirements

• 2.3 General regulations for instrumet operation

3 Measurement of suspended sediment discharge and particle size distribution

• 3.1 General requirements

• 3.2 Measurement times distribution of suspended sediment discharge and particle size analysis

• 3.3 Measurement methods of suspended sediment discharge

• 3.4 Measurement of cross-sectional mean sediment concentration

• 3.5 Sampling for suspended sediment particle analysis

• 3.6 Measurement of equivalent index sediment concentration

• 3.7 Total load measurement of sediment discharge

• 3.8 Measurement quality control

4 Measurement of index sediment concentration and index sample particle size distribution

• 4.1 General requirements

• 4.2 Measurement times distribution of index sediment concentration

• 4.3 Measurement times distribution of index sample particle size distribution

• 4.4 Measurement methods of index sediment concentration

• 4.5 For measurement of index sediment concentration

5 Sediment measurement for hyperconcentrated flows

• 5.1 Measurement of sediment concentation and particle size analysis

• 5.2 Rheological behavior measurement

• 5.3 Survey of de bris flow and clogging of river sediment flow and tearing of river bed

6 Water sampleprocessing of suspended sediment

• 6.1 General requirements

• 6.2 Oven-dry method

• 6.3 Displacement method

• 6.4 Filtration method

• 6.5 Considerations for sample processing

7 Data porcessing for suspended sediment measurement

• 7.1 Calculations for sediment concentration observed data

• 7.2 Calculations for sediment discharge at across-section

• 7.3 Rational examination for observed data

8 Selecting measurement methods and corresponding experiment analysis for suspended sediment

• 8.1 Selecting measurement methods

• 8.2 Experiment and analysis for measurement methods

9 Uncertainty estimate for suspended sediment measurement

• 9.1 General requirements

• 9.2 Components of suspended sediment measurement errors

• 9.3 Collecting data for error analysis in suspended sedimnet measurement

• 9.4 Uncertainty estimate and guideposts

• 9.5 Synthetic uncertainty

Appendix A Instruments introducing and operations for suspended sediment sample

Appendix B Data tables format and filling instructions for suspended sedimenet measurement

Appendix D Rheological behavior measurement methods for hyperconcentrated flows