单词	operating pitch circle
释义	operating pitch circle 啮合节圆
随便看	Do you miss your family? Do you miss your friends Do you miss your friends,Jerry? Do you moji today Do you moji today? Do you need a bandage for your cut Do you need a bandage for your cut? Do you need a basketball Do you need a basketball? do you need a bellboy do you need a bellboy? Do You Need A Bike Helmet? Do you need a calculator Do you need a calculator? do you need a carpool do you need a carpool? Do you need accessories Do you need accessories? Do you need a deposit Do you need a deposit? Do you need a drink Do you need a drink? Do you need a dust jacket for the book Do you need a dust jacket for the book? Do you need a footrest