当你的热水瓶不保温时,可先检查底部封闭处的尖嘴是否断落。如果瓶胆内、外周围无损,只有尖嘴断落少许,则可自行修补。 其方法是先把瓶胆装满开水,塞紧瓶塞,倒立于四十度左右的热水中(水温更高更好),使瓶内、外玻璃层之间的隔热层的空气受热膨胀即排出一部分。再趁热 When your thermos does not heat, you can first check the bottom of the closed beak sharp drop off. If the bottle gall, inside and around the non-destructive, only a small beak broken off, you can repair it yourself. The method is to first fill the bottle filled with boiling water, plug the stopper, upside down in about forty degrees of hot water (water temperature higher and better), so that the bottle inside and outside the glass layer of insulation between the air by Thermal expansion that is part of the discharge. Then hot