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1、1. 楔块声速2.4，晶片尺寸3mm探头折射角/频率声束在楔块中入射角度0P声束在楔块中扩散角丫P-12dB声束在刚中上下扩散角（边界角）入钢中声速5.90钢中声速5.95钢中声速5.90钢中声速5.95钢中声速5.90钢中声速5.95607.5MHZ20.6320.454.284.2843.779043.64905MHZ20.6320.456.436.4340904090657.5MHZ21.6321.444.284.2847.159047.01905MHZ21.6321.446.436.4340.14904090707.5MHZ22.4722.274.284.2850.139049.989
2、05MHZ22.4722.276.436.4342.799042.60902. 楔块声速2.4，晶片尺寸4mm探头折射角/频率声束在楔块中入射角度0p声束在楔块中扩散角丫P-12dB声束在刚中上下扩散角（边界角）入钢中声速5.90钢中声速5.95钢中声速5.90钢中声速5.95钢中声速5.90钢中声速5.95607.5MHZ20.6320.453.213.2147.3883.4747.2784.135MHZ20.6320.454.824.8242.049041.9090657.5MHZ21.6321.443.213.2150.989050.87905MHZ21.6321.444.824.824
3、5.339045.1890707.5MHZ22.4722.273.213.2154.199054.07905MHZ22.4722.274.824.8248.219048.04903. 楔块声速2.4，晶片尺寸6mm探头折射角/频率声束在楔块中入射角度0p声束在楔块中扩散角丫P-12dB声束在刚中上下扩散角（边界角）入钢中声速5.90钢中声速5.95钢中声速5.90钢中声速5.95钢中声速5.90钢中声速5.95607.5MHZ20.6320.452.142.1451.2872.0551.1472.205MHZ20.6320.453.213.2147.3883.4747.2784.13657.5
4、MHZ21.6321.442.142.1455.1282.3055.0482.675MHZ21.6321.443.213.2150.989050.8790707.5MHZ22.4722.272.142.1458.679058.58905MHZ22.4722.273.213.2154.199054.07904. 楔块声速2.4，晶片尺寸8mm探头折射角/频率声束在楔块中入射角度0p声束在楔块中扩散角丫P-12dB声束在刚中上下扩散角（边界角）入钢中声速5.90钢中声速5.95钢中声速5.90钢中声速5.95钢中声速5.90钢中声速5.95455MHZ16.7216.572.412.4137.42
5、53.6537.3553.734MHZ16.7216.573.013.0135.6356.0735.5556.19505MHZ18.1618.002.412.4141.8659.7141.7959.714MHZ18.1618.003.013.014062.584062.72555MHZ19.4619.292.412.4146.1466.3246.0766.454MHZ19.4619.293.013.0144.1370.0044.0470.20605MHZ20.6320.452.412.4150.2374.1350.1574.334MHZ20.6320.453.013.0148.0880.274
6、7.9880.68655MHZ21.6321.442.412.4154.059053.96904MHZ21.6321.443.013.0151.739051.6290705MHZ22.4722.272.412.4157.519057.41904MHZ22.4722.273.013.0155.009054.88905. 楔块声速2.4，晶片尺寸10mm探头折射角/频率声束在楔块中入射角度0p声束在楔块中扩散角丫P-12dB声束在刚中上下扩散角（边界角）入钢中声速5.90钢中声速5.95钢中声速5.90钢中声速5.95钢中声速5.90钢中声速5.95403MHZ15.1615.033.213.21
7、4050.774050.884MHZ15.1615.032.412.414047.894047.97453MHZ16.7216.573.213.214056.914057.044MHZ16.7216.572.412.414053.654053.73503MHZ18.1618.003.213.214063.594063.754MHZ18.1618.002.412.4141.8659.7141.7959.81553MHZ19.4619.293.213.2143.4871.3843.3871.604MHZ19.4619.292.412.4146.1466.3246.0766.45603MHZ20.6
8、320.453.213.2147.3883.4747.2784.134MHZ20.6320.452.412.4150.2374.1350.1574.335.楔块声速2.4，晶片尺寸12.5mm探头折射角/频率声束在楔块中入射角度0p声束在楔块中扩散角丫P-12dB声束在刚中上下扩散角(边界角)入钢中声速5.90钢中声速5.95钢中声速5.90钢中声速5.95钢中声速5.90钢中声速5.95403MHZ15.1615.032.572.574048.464048.542MHZ15.1615.033.853.854053.214053.34453MHZ16.7216.572.572.574054.2
9、84054.382MHZ16.7216.573.853.854059.744059.90503MHZ18.1618.002.572.5741.3560.4541.2760.562MHZ18.1618.003.853.854067.124067.33553MHZ19.4619.292.572.5745.6067.2545.5267.392MHZ19.4619.293.853.8541.4276.6741.3077.04603MHZ20.6320.452.572.5749.6575.5249.5675.752MHZ20.6320.453.853.8545.199045.0790表6频率5MHz*不同晶片尺寸探头的扩散角(-12dB)角度()在钢中波束的扩散角D=3mmD=6mmD=10mmD=15mm4535.0-576035.6-9047.3-847042.0-9055.0-90
