We do modal and Harmonic analysis to it and compared it with cast aluminum valve rocker cover. Analysis result indicated that BMC valve rocker cover can reduce vibration and noises more.
将BM C材料用于气门罩壳，采用有限元方法对其进行模态分析和谐响应分析，并与铸铝罩壳进行了比较，计算结果表明，BMC材料用于气门罩壳具有减振、降噪的作用。
The singer though is China's top rocker Cui Jian, who recorded this cover in the 1990s.
不过实际上这是中国摇滚乐歌手崔健在1990年的作品。
In 1978, small hooded creatures with glowing eyes began accompanying rocker Neil Young on stage during a concert tour, in a tour film, and on the cover of the album Rust Never Sleeps.
1978年，一种眼睛发光戴兜帽的小生物开始出现在摇滚歌星尼尔·扬的巡回演唱舞台上、巡回短片中和专辑《锈永未眠》的封面上。
The invention relates to a sealed type automobile oil level sensor, comprising a substrate, an external rocker, an internal rocker, an upper cover and a sieve;
一种封闭式汽车油位传感器，包括：底座、外摇臂、内摇臂、上盖和滤 网，电路板设置在底座内部；
The invention relates to a sealed type automobile oil level sensor, comprising a substrate, an external rocker, an internal rocker, an upper cover and a sieve;
一种封闭式汽车油位传感器，包括：底座、外摇臂、内摇臂、上盖和滤 网，电路板设置在底座内部；
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