1, the camera weight imbalance: if the weight distribution of the camera and the lens is unbalanced, the increase pad is easy to makeDeviation occurred during use. Improper camera operation: If the user does not operate properly, such as excessive rotation of the camera or unstable insertion, it may also lead to the offset of the camera booster pad.
2. Squid is a kind of amazing sea animal, known as the sea rocket. It can reach a maximum speed of 150 kilometers per hour, mainly due to its simple structure and safe and reliable high-speed water jet thrusters. It is modelled on a side-wall hovercraft with a jet propeller, capable of up to 40 metres per second and capable of accelerating in shallow water less than a metre deep. Fish and boat fish have the ability to move freely in the water. People imitate the shape of fish to build boats, with