Q:12 speed and 21 speed, that's the same condition!!! What does this speed mean? Overall, how fast is the road car the best? Where should I buy a road bus?

In theory, the maximum speed is only up to your physical strength, but in general, the faster models are higher and lighter, so you can save more and reach the top speed.

Q:What kind of bike is good for riding?

How can it be a good frame?Light, rigid, flexible and so on, is one of the goals pursued by the frame. In order to achieve this goal, we also need to look at the technology of each frame manufacturer. If the designed frame is designed according to the strength and characteristics of the material, is the welding process mature?. These have a direct bearing on the appearance, strength and elasticity of the frame. What's more important is spray paint. The good frame is painted evenly and sprayed with 3-4 layers of paint. Do not despise the spray paint, good spray can make the bicycle easy maintenance, not easy to rust. If you use a frame that does not meet the requirements above, it is possible to produce a bicycle that cannot be ridden straight or not easily turned, or a bicycle that will soon be returned.

Q:What's the difference between a bicycle and a bicycle?

The two are a means of transportation, different places called different. But they're all bikes. Bikes and bicycles are called bicycles. Bicycles are commonly used in foreign countries. Bicycles are the traditional Chinese name.

Q:Week riding a bicycle on the way to work, accidentally fell down from the bike patellar fracture, calculate do not calculate inductrial injury?

According to the "industrial injury insurance regulations" fourteenth sixth "on the way to work, he is not the main responsibility of the traffic accident or the city rail transit, passenger ferry, train accident" provisions that the injured workers for workers injured!3. What is in doubt, you can directly dial 12333 to consult the local labor department

Q:Who knows the bicycle expert? What's the brand of this car? How much is it worth? Please, I haven't found this brand for a day

It's hard to figure out such a mapProbably a mountain version of the mountain bike, a new car 500-800, the general bike store can buy

Q:I just want to buy a bike. Why did I buy Rolls-Royce at last?

One day, I feel a little tired when I go to work. Want to buy a bike?.The result is a look, to 2500.Next to the people said, 2500 dig out, as a little money to buy a car.

Q:What's the minimum age for riding a bicycle on the road?

(four) you should slow down and slow down before you turn, and stretch out your hand to indicate that you may not suddenly make a sudden slam. You may not impede the overtaking of the vehicle before overtaking the vehicle;(five) no pulling, climbing or supporting vehicles or other vehicles, hands or hands or hands;(six) do not hold hands, run in parallel, chase after each other, or run through twists and turns;

Q:Pokemon: is there a bike with black and white?

And even if you log on the shortcut key, it's still a lot of trouble. You can't ride anywhere in the room. It's still a good year to run. (this is talking to yourself. Ignore!)

Q:What are the bicycle accessories?Say something suitable for students

Night riding lights, hot wheels, wheel bicycle kettle, reflective stickers, silicone sleeve, flashlight, mountain bike saddle bag, table lamp nozzle

Q:The difference with the V brake disc brake of bicycle and the advantages and disadvantages

V: V is V through the brake brake brake caliper brake rim to holdDisc: disc brake caliper through (or caliper) in a steel disc brake is fixed on the drum.Disc brake with "V" is by force on the object, and the friction speed decreased. The biggest difference between them is that the "V" brake is...Through the brake block of bicycle brake ring, disc brake is specially provided with brake disc, brake caliper brake by friction in the pressure on the brake to brake.