critical water entry angle 临界入水角
constant re-entry angle 恒定再入角
Re-entry angle 返回角
vane entry angle 叶片进口角度
angle of entry 入射角 ; 咬入角 ; 进水角 ; 进入角
entry natural converging half angle 入口自然收敛半角
entry cone angle 入口锥角
angle e of entry 入射角
But the entry Angle and the depth of the screw must be accurate.
但要注意进钉的角度、方向和深度，同时宜采用相应的加强螺钉稳固性的措施。
An effective arm position can be achieved by a downward entry Angle.
有效的入水方式能靠向下的入水角度来获得。
The entry angle should be such that it allows the greatest horizontal distance to be covered at the fastest speed.
入水角度的大小应该使身体以最快的滑行速度完成最远的水平距离。
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