HOLD OBJECTS CLOSE TO YOUR BODY The closer the object s weight is to your own center of gravity(between your hips when you are standing up straight)the easier it will be to maintain balance and transfer pressure to leg muscles Leaning.倾斜 or reaching 拉伸 will strain扭伤back and other muscles 护士操作时应靠近操作物HOLD OBJECTS CLOSE TO YOUR BODY The closer the object’s weight is to your own center of gravity (between your hips when you are standing up straight)the easier it will be to maintain balance and transfer pressure to leg muscles. Leaning倾斜 or reaching 拉伸 will strain扭伤 back and other muscles. 护士操作时应靠近操作物