equivoluminal wave meaning in English

等积波
等容波
等体积波

this clearly indicates that uniqueness is reached provided that the irrotational and equivoluminal wave velocities, and are real and nonzero.
这就清楚地表明，如果无旋波速度和等体积波速度是不等于零的实量，则唯一性是成立的。
< uk > this clearly indicates that uniqueness is reached provided that the irrotational and equivoluminal wave velocities , and are real and nonzero . < / uk >
< uk >这就清楚地表明，如果无旋波速度和等体积波速度是不等于零的实量，则唯一性是成立的。 < / uk >