猜大小连赢7次的概率有多大

简介：Accompanied by high-pitched shouts of killing, a new round of artillery fire from the Japs also arrived. This time the Japs did not have the support of heavy artillery. The incoming attacks were shells from some Type 92 mountain cannons and some medium-sized mortars. After waiting for the Japanese shelling for more than ten minutes, the Japanese on the other side of the river finally began to cross the river to attack.