通常牙轮钻头轴承晚于钻头牙齿及其他部分而报损。
参考答案：错
炒熟的夏威夷果，250克袋装
The 1920s saw the emergence of a new psychological school called ______ founded by a group of psychologists.
A．cognitive psychology
B．behaviourist psychology
C．psychoanalysis
D．Gestalt psychology
