在充气时，以顺时针方向关闭开口阀。
During inflating you close the opening valve in clockwise direction.
气球充气时的水平，盲目胃交界处的肌纤维断裂而离开黏膜完整。
A balloon is inflated at the level of the gastroesophageal junction to blindly rupture the muscle fibers while leaving the mucosa intact.
充气时轻轻探试气瓶的表面温度，手感应是温暖的，此方法可判断正确充气。
An indication that it is filling properly could be to ensure that the exterior of the cylinder is warm by touching it lightly during filling.
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