Earthy penates tea can promote rejuvenesce, clinical solid test and verify is solid, cogongrass cliff berry can improve function of liver cell detoxify 60% above.

土家神茶能促进细胞再生,临床实验证实,茅岩莓可以提高肝细胞解毒功能60%以上。

The sound tranfer loss of 2 kind of muffler structures are calculated, then tested and verified on the double sound transferrer random exciting exhaust muffler testing rig.

利用此种矩阵,计算了两种结构的消声器的传递损失,并在双传声器随机激励消声器试验台上进行了试验验证。