1, hardness is different: 19 and 28 both refer to tonality, or hardness. The smaller the tonality, the higher the hardness. That is to say, compared with the 28-key fishing rod, the fishing rod with 19 key is harder and the fishing rod with 28 key is softer. In fact, both of them are relatively hard fishing rods, of which 19 is an ultra-hard tuning rod and 28 is also a hard tuning rod.
2. Different fish species: Because the hardness of these two fishing rods is different, the fish species suitable for fishing are also different. Among them, the fishing rod with 19 tone is suitable for fishing larger fish, and the fishing rod with 28 tone is more suitable for fishing smaller fish.
3. Different elasticity: Because the hardness of fishing rod with 19 tone is different from that of fishing rod with 28 tone, the elasticity is also different. So the 28-key fishing rod is more flexible than the 19 key fishing rod.
4, different weight: different hardness, generally speaking, different weight. Generally speaking, the fishing rod with 19 key is heavier, and the fishing rod with 28 key is lighter.
19 and 28-tone fishing rod are different. Where 19 and 28 refer to tonality, or hardness, and hardness is different. The smaller the tonality, the higher the hardness. In other words, 19 is harder than 28. On the fishing rod, it is usually marked with "tune" or "h", which can be seen when observing the fishing rod.
The benefits of fishing:
1, fishing can be a good exercise of concentration, attention is not lasting, but it is a big problem at work. Lack of concentration leads to low work efficiency. Many people may not be aware of this problem, or they may be aware of seeking help from drugs.
Fishing can be used for health care. According to the classification of fishing places, it is generally creek fishing, pond fishing, reservoir fishing, rock fishing, boat fishing and sea fishing. It can be seen from this classification that fishing places are outdoors with water.
3. Fishing can also calm the mind and relieve mental stress. Although the entertainment and noise of the city can stimulate people, they are consuming people's attention and memory. Fishing contacts nature, bringing peace and tranquility, staying away from the noise and pressure of the city, temporarily liberating, relaxing and beneficial to the body.
4, fishing can delay osteoporosis in the elderly, fishing should be more exposed to nature, the body will often be exposed to ultraviolet rays, increase vitamin D to promote the absorption of calcium, thereby increasing the strength and density of bones, thus delaying osteoporosis in the elderly.