(of speed) having or caused by speed approximately equal to that of sound in air at sea level;
"a sonic boom"
例句
KePeida UL Transonic Equipment Co., Ltd. 常州市科沛达超声工程设备有限公司。
Empirical results are needed in the transonic Mach regime. 在跨音速马赫数范围内需要经验结果。
For transonic free stream, sudden performance degradation occurs. 跨声速外流时，性能损失突然出现较大幅度增加；
Jameson A. Transonic flow calculation [C]. MAE Report 1651,Prinston University. 傅德薰.;计算空气动力学
Abstract: A 3D numerical solution of transonic turbulent flowfield inside a compressor rotor is analyzed with a consideration of blade tip clearance. 文摘:借助于考虑叶片顶部间隙的压气机转子内跨音速湍流流场的三维数值解，得到了该转子流场中的复杂涡系与波系结构。
Aeroelasticity Matters: Some reflections on Two Decades of Testing in the NASA Lanley Transonic Dynamics wind Tunnel. 气动弹性问题：nasa兰利跨声速动力学风洞20年试验的几点思考。
