For straight holes, bow spring centralizers are sufficient and commonly used.
对于直井，弓型弹簧扶正器足以满足上述功能，并被通常使用。
Keep your back straight, head up and turned towards the target, and straighten your bow arm, but keep the elbow unlocked.
保持背部的挺直，头转向目标，伸直你的持弓臂，同事保持肘部的放松。
As a result, bow guns and after guns can fire straight and sideways, while central turrets can only fire sideways.
这样的结果是弓枪和尾炮可以向四周开火，而中心的炮塔只能侧身射击。
It does not bow to the wind and rain, in the face of the storm instead of straight said: "I am not afraid of you!"
它从不向风雨低头，面对风雨反而挺直腰板说：“我不怕你！”
"Bridge Techniques" is a special hand posture used in Nan Quan (Southern Style Boxing), which formed by straight or bow arm, to fold, coil, cut, such methods for attack and defend.
“桥法”是南拳特有的手法，即直臂或屈臂成“桥”形进行圈、盘、切等攻防手法。
"Bridge Techniques" is a special hand posture used in Nan Quan (Southern Style Boxing), which formed by straight or bow arm, to fold, coil, cut, such methods for attack and defend.
“桥法”是南拳特有的手法，即直臂或屈臂成“桥”形进行圈、盘、切等攻防手法。
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