Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/b31dc8899f59fe085a2b42d16b385acf.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58
piston rings例句_piston rings英汉例句_piston rings双解例句_按摩法牛津词典
按摩法牛津词典

piston rings

P 开头单词

常见例句

  • These bands are called piston rings.
    這些圈叫做活塞環。
  • The unrestrained piston ring curve has been analyzed by the finite element method.
    摘要引入有限元法對活塞環自由狀態曲線進行了分析研究。
    • 返回 piston rings