Bamboo plants are an important part of forest resources and are the most promising and potential plants in the 21st century.

Simple brushing can only remove about 65% of the plaque, and the remaining 35% of the plaque is hidden in the adjacent surface of the teeth (interdental), under part of the gingival margin, and in the dead corners caused by the misalignment of the teeth. It contributes a little to cause caries and p......

When people buy lamps, they will automatically choose energy-saving lamps, when they choose cars, they will choose environmentally friendly cars, and companies will be more inclined to energy-saving products when choosing machines...

n the dental clinic, there are many patients with "plugged teeth". This may seem like a small problem, but it causes big pain. The doctor reminds that tooth plugging, that is, food impaction, can easily cause gum recession, caries, bad breath, and patients will feel painful and bleeding. Food impact......

Bamboo dragonfly is one of the traditional Chinese folk children's toys, which is widely spread. The bamboo dragonfly consists of two parts. One is the bamboo handle.