ratio of backward scattering of 440, 550 and 470nm and absorption value (ba/a) was largest in 1m of coast water and 0.5m in open water region.

• 550、670nm的后向散射与吸收的比值(b_b/a)；在沿岸带的1m处最大；敞水区在0.；5m处最大。