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convex head valve造句

"convex head valve"是什么意思   

例句與造句

  1. Convex head valve
    凸形氣門頭
  2. It's difficult to find convex head valve in a sentence. 用convex head valve造句挺難的

相鄰詞匯

  1. "convex geometry"造句
  2. "convex glass"造句
  3. "convex graph"造句
  4. "convex head"造句
  5. "convex head piston"造句
  6. "convex hull"造句
  7. "convex hull algorithms"造句
  8. "convex hulls"造句
  9. "convex hypersurface"造句
  10. "convex interlocking cutter"造句
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