单词	子形式限制
释义	子形式限制subtype constraint
随便看	circular arc angle of engagement circular arc cam circular arc camber circular arc gear circular arc gear pair with small teeth difference circular arch circular arc method circular arc profile circular-arc profile circular-arc rule circular arc tearing strength circular-arc wing circular-arc--wing circular area circular array circular attachment circular back circular back section circular bandage circular beacon circular beam circular birefringence circular birefringent fiber circular box loom circular breathing