ประโยคภาษาจีน : 中文句子 |
---|
shí yàn 实验 fā xiàn 发现 kǒng xì 孔隙 lǜ 率 píng jūn 平均 kǒng jìng 孔径 dà xiǎo 大小 bō lí xiān wéi 玻璃纤维 hán liàng 含量 fā qì 发气 jì 剂 hán liàng 含量 duì 对 cái liào 材料 xī shēng 吸声 xìng néng 性能 yǒu 有 xiǎn zhù 显著 yǐng xiǎng 影响 |
Effects of the content of fiber, vesicant, pore ratio and pore diameter were investigated, the results indicates the variables have great effects on the sound absorbing performance of the samples. |