When when the pedrail of rumble noise rises, an any metropolises that like tank feel an upsurge of emotion for it. However, old-timer people far be inferior to today's tank be convenient to use, rate is slow, pedrail is fluky, the common fault that range weak point is at that time. We want a kind of tank that tells today, will greet its birthday of 100 years old this year. This kind of tank namely benefit bit dog is medium-sized tank. To the person of not familiar tank, distinguish a which its advanced face very hard. Perhaps someone can say barbette (call machine gun the tower actually more appropriate) the position of the place is leading face, and actual condition just contrary. Benefit bit dog is medium-sized the machine gun tower of tank is very lofty, it is it seems that the part that sneer at opens in game, one face distains the ground says: See me the head is so lofty, will hit me, will hit me. Inside lofty machine gun tower, in all 4 hold out Hajikaisi 7.7 millimeter machine gun. This model tank began to develop 1916, will start in October in those days create the job. In October 1917, dog of bit of the first batch of benefit is medium-sized tank leaves a plant, among them two are gone to by consign the F battalion of tank army (the battalion of the 6th tank later) in the hand. The graph is benefit bit dog the machine gun tower with medium-sized tremendous tank, forehead has to exhibit board. This model tank plans to build 385 formerly, but came after more advanced tank, then overall build an amount to reduce control to 200. After enlisting in army, once had attended one battle and conflict for many times. Gross weight 14 tons, full-length 6.1 meters, 2.62 meters wide, 2.75 meters tall, staff of group distributing a car 3, motivation is the gasoline engine of two 45 horsepower. This model the oldest rate of tank is 13.4 kilometre / hour, see speed surprise with today's angle slow, and be regarded as at that time fast tank is used. Armor ply is 14 millimeter, defend the chariot of a few paces than today loses even. Although name of benefit bit dog is medium-sized tank, be equivalent to panzer merely actually. It has the place of an applicable to both or all with today's great majority panzer, it is the buy before engine. The peculiar place of medium-sized tank still depends on benefit bit dog, its gasoline tank also decorates the forehead in bodywork. This model of tank defend ability can resist only the attack with small arms and splintery artillery shell, be in nevertheless at that time fight below the environment, already was enough. After devoted battlefield before long, medium-sized tank produced benefit bit dog vast power. Be in in the battle, 7 cars that medium-sized tank links dog of bit of a benefit are chasing after De Jun two dogface battalion runs, 400 people get killed under the machine gun firepower at them. The graph is benefit bit dog the bodywork of medium-sized tank forehead close-up. During one battle, medium-sized tank once deployed benefit bit dog to be used to cavalry army, but often battle one is hit, the gunfire that cavalry does not carry each other and be forced to withdraw, fight in coordination imbroglio. In the battle, ying Jun loss many this model tank. In the the First World War, have dog of bit of many 10 benefit medium-sized tank falls into German hand, among them two can leave. German did not throw these tank battlefield again, send its however rear undertake study. 1919, japan bought dog of 6 benefit bit from England medium-sized tank. Dog of bit of support use benefit is medium-sized the experience of tank, formed the rudiment of army of Japanese army tank gradually. Although the Japanese beans chariot later does not have law comparing with the tank of Euramerican powerful nation, but be in East Asia area however show one's strength, the officers and soldiers of our country people what did not have tank less is deficient. Through hundred years later, still have dog of 5 benefit bit medium-sized tank is saved to come down. Among them two are in England native land, one is in Canada, the United States has, south Africa also has. That British clique executes the mission south Africa to place, after this also fails to go back to the motherland again.