常用短語

normal direction of rotation正常轉(zhuǎn)向

Changing direction of rotation改變旋轉(zhuǎn)方向

Incorrect direction of rotation旋轉(zhuǎn)方向不正確；不正確的方向輪換

One direction of rotation一個(gè)方向的轉(zhuǎn)動(dòng)

direction of rotation-axe轉(zhuǎn)軸方位

reverse direction of rotation相反的旋轉(zhuǎn)方向

reversible direction of rotation可逆的旋轉(zhuǎn)方向

check of direction of rotation旋轉(zhuǎn)方向測試