Sensitivity study on modelling the effective lengthof a helmholtz resonator coupled with cavity .
空腔耦合赫尔姆霍茨共振器有效模型的灵敏度研究。
Influence of cavity wall elasticity on resonant frequency of small underwater cylindrical helmholtz resonator is studied theoretically and experimental .
理论和实验研究了腔壁弹性对水下小型圆柱形亥姆霍兹共振器共振频率的影响.
Now , a team of immunologists at the helmholtz centre for infection research ( hzi ) and cooperation partners has discovered that an immune system molecule called tlr7 is partly to blame .
