“心軸”造句
此
心軸溶化之后, 在推進劑表面上留有一薄層的合金.
After the mandrel is melted, a thin layer of alloy remains on the propellant surface.
注意.內剝膠時,
心軸必須順時針旋轉.
CAUTION For internal skiving, the spindle must rotate clockwise.
注意.外剝膠時,
心軸必須逆時針旋轉.
CAUTION For external skiving, the spindle must rotate counter clockwise.