97色色

? Generally speaking, the factory mode is suitable: whenever a large number of products need to be created and have a common interface, they can be created through the factory method mode. Of the above three modes, the first cannot create the object correctly if the incoming string is wrong, and the third does not need to instantiate the chemical factory class compared with the second, so in most cases, we will choose the third-static factory method mode. ?抗日战争时期，日军少佐谷野彰和军械专家池田用活人试验定点爆破雷，村民应德在实验中存活，后加入八路军。得知谷野再入龙头沟，应德用两把坏枪拼成了一把怪枪，用锤头引发机关，射杀了谷野。他的造枪才能被八路军师长发现，把他安排进修械所。在修械所成长为兵工厂期间，应德和神枪手柳宝、留洋回来的兵工专家杨墨、女游击队长姚芳、教会医院医生江燕等人从误解争执到默契合作，互相砥砺，造出枪榴筒、定时雷等武器，而同时，谷野彰的叔父谷野正雄，成立了别动队，多次进攻兵工厂，应德等人面临一次次苦战。心诺和闫若冰是对年轻的夫妻，生活原本幸福而平静，直到遇到心诺的大学同学薇薇后，打破了这种协调，无休止的争吵后两人各自不同承度的脱轨……别为了猎物打起来就好。　　兩個男人，一個女子，即便是大人又如何？在愛情面前依然如懵懂呆呆的孩童，他們兜兜轉轉，你追我趕，自以為懂得愛情的含義，又何曾掌握一絲主動，終歸成為了愛情的奴僕，遍體鱗傷，在所不惜说明他的志向在此，与其让他到时候反了主角，分裂越国的实力，还不如让他去分刘邦的实力。The next step is to collect an MD. In fact, when I was a child, I played more MD. After all, the popularity rate of MD is higher.