Each object has its corresponding state, and each state corresponds to some corresponding behaviors. If an object has multiple states, there will be many behaviors. Then the judgment of these states and the behavior completed according to the states will lead to multiple conditional statements, and if a new state is added, the existing code needs to be changed. This kind of design obviously violates the principle of opening and closing, and the state mode is used to solve such problems.
我才不转告。
机械原理对杨长帆来说从不是难点，难的是工艺和材质。
Grape variety
待到晌午，表兄弟们一起去田上酒家吃饭。
1953年，新中国开始了第一个五年计划。林然以省委书记的身份回到盘龙市，领导大规模的建设工作，并完成中央布置的建立国防工业基地的重要任务。他的两个养子——烈士遗孤云海东和国民党将领遗孤石明挥，这时已分别担任了大型钢铁厂的公方副厂长和苏联专家组俄语翻译。更让林然惊喜的是，回到盘龙市的第一天，他就见到了失踪20年的女儿林想——国家安全部门的一名侦察员……
1. An instance object in the application needs to be accessed frequently.
"The first few hours of the battle were the same as before, We use all kinds of weapons in our hands in our positions. Strike the attacking Vietnamese troops, The exchange of fire was very intense, The front of the position was covered with the bodies of the Vietnamese army. We also have a lot of wounded on our side, However, after all, it is based on strong fortifications. More wounds, less deaths, In particular, the wounded are mainly minor, All of them can continue to fight without getting off the line of fire. At that time, my monitor was quite happy. If you play like this, There's not much pressure to hold position 149, The Vietnamese army that could fight could not even get close 400 meters away from the front of the position, As a result, it was only over an hour after he said this. I remember it was one or two o'clock in the afternoon. Something is wrong, The left and right wings of the position, It's two sparse rain forests, The positive was the same, But before the war, in order to facilitate the offensive forces to assault, All of them have been cut down by Vietnamese troops, But it also broadens our horizons, However, it is still unclear what is going on in the rainforest on both sides. Just when something was wrong, First I heard a "buzzing" sound inside, At first it was a little bit, Later it grew bigger and bigger, At last it was so big that it could almost cover the shot when it was fired. No one in our position knows what's going on, All of them stretched out their heads and looked in the direction of the sound. When the "buzzing" sound reached its peak, they saw that a large area of flying insects flew vertically from the rainforest on both wings. If the number were small, whether the sound or flying insects could not be heard or seen at this distance, but now they could hear clearly.
一个家里住着三兄弟，有洁癖兼带点gay气质的老大，带女人回家在客厅沙发睡的不羁老二，心智未成熟的逗逼老三，突然从天而降一位小妹妹，这个家会发生什么有趣的事呢？
同一时刻，漆黑的边境公路上，几个如鬼魅般的黑衣人突然从天而降，手持先进的重火力武器，抬手间就将一伙正在交易的走私犯全部灭口，就在他们打算全身而退的时候，却已经被边防武警层层包围，血战一触即发。
2. Zhang Liangying
Operation: Plug in the power supply of the mobile phone-ensure the normal operation of iTunes-hold down the volume reduction key on the left side of the mobile phone while holding down the hand mechanism-hold down the two keys for 10 seconds at the same time-release the power supply key, but continue to press the volume reduction key for 5 seconds. If the screen remains black, congratulations, it's done! Your iPhone7Plus has entered DFU mode.
"Deliberate Choice"
西行取经人唐僧与孙悟空在渡人和降妖孰难孰易的问题上发生了争执，孙悟空使用移形换影大法把自己的法力给了唐僧，而自己变成了学识渊博却毫无法力的帅哥。移形换影大法只得维持七日，两个人便以七日为限，分别去渡化盘丝洞的蜘蛛七恶女和降服黄花观的百目魔君.........
(2) How to realize seamless mapping on curved surfaces?
First of all, the cost of obtaining customers on a large scale remains high. Although parents' awareness of online learning has improved significantly due to the market for online children's English, parents' trust in online learning still needs to be improved.
《穹顶之下》讲述美国一小镇突然被神秘的透明力场包围的故事。 第二季的故事情节将延续第一季，故事时间将再次过去两周。第二季将揭示穹顶的新变化：它变成了一个巨大的磁场，切斯特磨坊镇的所有金属物体、汽车等全都被吸到了天空。谁也不知道这会对穹顶内的人和物造成什么影响。
2. The additional natural number damage in unlicensed stunts is invalid.
Netflix宣布续订刚刚播出的新剧《毒枭》第二季。
