drumshaped

常见例句

• So we brought forth a new kind of actuating mechanism, that is the drumshaped gear with ring-involute teeth mechanism.We can also named dimensional gear mechanism.
  所以本文提出并设计了一种新型的齿轮传动机构,即渐开线柱齿鼓形齿轮齿条传动机构,又可称为空间齿轮齿条机构。
• inscriptions on drumshaped stone blocks
  石鼓文
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