颗粒波纹粒度特征
周坤, 韩庆杰, 屈建军, 俎瑞平, 刘冰

Study on the grain size characteristics of granule ripplesTaking Dunhuang YardangSanlongsha and Tokexun areas as examples
Kun Zhou, Qingjie Han, Jianjun Qu, Ruiping Zu, Bing Liu
表3 典型颗粒波纹不同部位表面沉积物粒级组成
Table 3 Typical granule ripples surface sediment grain size composition in different parts
样地部位取样位置/m极粗砾粗砾中砾细砾极细砾极粗沙粗沙中沙细沙极细沙粉沙和黏土Φ50/mm
托克逊1波谷0000.1420.3480.1050.1210.1340.0420.0750.0310.0023.786
迎风坡100.1550.3260.3500.0690.0420.0350.0080.0100.00507.728
200.2650.2930.3400.0610.0220.0120.0030.0040.00108.857
300.5030.2600.1980.0230.0070.0050.0010.0010.001016.021
400.4740.3190.1870.0150.0030.001000015.236
500.1960.6880.1040.0050.0020.0020.0010.0010013.036
波峰600.1830.7880.028000.000000013.092
背风坡700.0380.5870.3230.0320.0130.0060.0010.0010.00109.123
800.0350.4990.3560.0520.0310.0200.0030.0030.00208.393
900.1080.4980.3030.0430.0220.0160.0030.0040.00309.281
波谷1000.2730.4050.2490.0360.0200.0110.0020.0020.001010.653
托克逊2波谷00.2900.4240.2590.0160.0020.0020.0030.0010.0010.001023.060
迎风坡10.1970.4350.3320.0250.0040.0020.0030.0010.0020.001022.822
20.2410.5370.2060.0130.0010.0010.001000024.259
波峰300.4710.4880.0260.0040.0040.0040.0010.0010015.479
背风坡400.3910.5810.0180.0020.0030.0030.0010.0010014.573
500.1980.4280.0470.0190.0550.1240.0450.0680.0150.00110.631
波谷60.0560.5300.3450.0390.0090.0070.0070.0010.0030.0020.00117.456
雅丹1波谷000.0350.2900.2020.0400.1160.0930.0500.1360.0370.0014.815
迎风坡100.0440.3940.2170.0410.0990.0610.0220.0830.0380.0016.521
200.0230.4130.2120.0480.0920.0650.0310.0790.0360.0016.105
300.0420.2690.2380.0550.1020.0790.0360.1430.0360.0015.007
400.0640.2720.3140.0680.0870.0550.0200.0690.0490.0025.555
500.0480.3060.3540.0790.0720.0450.0160.0480.0320.0015.854
600.0390.3360.3210.0930.0700.0460.0160.0480.0310.0015.759
7000.2810.4030.1070.0620.0450.0160.0510.0340.0015.493
8000.2570.6000.0580.0200.0200.0110.0240.00806.702
9000.4640.5100.0050.0040.0070.0030.0040.00207.809
波峰10000.4430.5450.0030.0020.0040.0010.001007.725
背风坡11000.2660.4670.0070.0340.0650.0260.0890.0450.0016.645
12000.1710.4540.0180.0620.0970.0420.1150.0410.0016.024
13000.1410.4450.0230.0740.1120.0560.1030.0450.0015.516
14000.1120.4090.0260.0730.1080.0500.1250.0940.0025.029
1500.0650.1360.3970.0230.0630.0960.0470.1320.04205.546
1600.0990.1230.3830.0300.0700.0910.0370.1000.0650.0015.490
1700.0940.1940.2530.0310.0820.1020.0430.1380.0620.0015.142
1800.0450.2000.2990.0400.0940.0940.0360.1550.03905.121
1900.0170.2150.3060.0480.1060.0880.0300.1260.0620.0015.049
波谷20000.2400.2980.0460.1000.0840.0320.1230.0760.0015.076