Reference: Baidu Encyclopedia-Civil Aviation Pilots
Although there are subclasses in java that implement the interfaces of the parent class, But I think javascript can be different from java, It is possible that the parent class in java is an empty class, Subclasses to implement the interface of the parent class, in javascript, I think the common code is completely written in the parent function. If the business logic needs to be changed in the future, or new business logic is added, we can completely use subclasses to rewrite the parent class, so the code has strong scalability and is easier to maintain. Since I am not a professional java, please understand if there is any mistake in describing the knowledge points in java ~ ~
大苞谷抢上前去，一屁股坐在床沿上，扶着她肩膀上下看，一边呵呵笑道：珊瑚妹妹，你们来也不先告诉我一声，我好叫人去接你们。
主角Sarah（塔提阿娜·玛斯拉尼 Tatiana Maslany 饰）在火车站目击一名和自己长相神似的女子跳轨自杀，决定盗取对方身份领取一笔数目可观的存款。然而Sarah万万没有想到，自己竟然闯进了一个危险的谜局。
2. Sailing boats or ships less than 20m in length shall not hinder the passage of ships that can only sail safely within narrow waterways or navigation channels.
Action: Throw the open gas tank to the abandoned warehouse downstairs and then throw the ignition express in, boom
《深夜食堂》讲述了发生在一个小餐馆的故事，这里的菜单只有猪肉酱汤套餐一种，但是老板可以根据客人的要求利用现有食材做出各种料理，而且他还会和客人一起带出一个个充满人情味的故事。来小餐馆的有各式各样的客人，有黑社会份子，有没名气的演员，还有上班族和OL三人组。
陈四祥暗慕瑞莲已久，他丧偶四年，还带着一个八岁的儿子阿寿。当万锦洪知道瑞莲出嫁的事情时已为时过晚。一气之下他留在了香港，并在舅舅的水产店里当上了账房先生。
总之，他告诉香荽：除了自家哥哥兄弟，外面的男人都不可靠，他们的话轻易信不得的。
I am an ordinary teacher, The salary is not high either. The money invested is saved and saved by oneself at ordinary times. When I heard something happened to the investment family, I felt that I suddenly lost a lot of hard-earned money. It was hard to avoid heartache, but I could not sleep or eat, because I had certain psychological preparation before investing: investment would be risky and I was willing to accept defeat by gambling.
现在我汉国当务之急内，储备粮草，训练士卒，从长计议。
自由奔放に過ごす猫の生きざまに現代を軽やかに生きるヒントを得て、日常の幸せに気づいていく男の物語。
5. A photocopy of the Notice of Approval for Enterprise Information Change issued by the Administration for Industry and Commerce and stamped with the official seal (only the three certificates are not provided in one, such as the change of information such as the name of the unit)
老板好。
广清暂时收留美智了，但个性大相迳庭的两人摩擦不断，却渐渐在摩擦中产生了情愫。直到追求美智的土豪老板的出现…
A low temperature stop valve, Unlike Example 1, Comprises a valve body 1 and a valve cover 2, A valve stem 3 is arrange in that valve body 1, One end of the valve stem 3 is provided with a valve disc 4, The other end of the valve stem 3 is provided with an adjusting handwheel 5, A low portion of that disc 4 is provided with a guide sleeve 6, The guide sleeve 6 is fixed by means of a connecting piece and a spring pad 8, Between that disc 4 and the guide sleeve 6 is provide a valve seat 7, Between that valve stem 3 and the valve cov 2 there is provided a packing assembly 9, An O-ring 10 is further dispose at that upper portion of the packing assembly 9, The upper part of the O-ring 10 is provided with a packing gland 11, the valve body 1 is provided with an arc-shaped end face 12, the arc-shaped end face 12 forms a line seal between the valve body 1 and the valve seat 7, the contact end of the valve disc 4 and the valve seat 7 is provided with a water grain surface 41, the packing assembly 9 comprises a flexible graphite packing layer, the valve body 1 is provided with a liquid inlet cavity and a liquid outlet cavity, and the two O-rings 10 are respectively arranged on the inner side and the outer side of the packing gland 11.
本片将纪实性地展现主人公针锋相对的生死冒险，犯罪者的凶残狂妄、受害者的冷静求存、刑警团队的英勇无畏，都将在警匪对决中精彩呈现。
小元带麦克旧地重游，精心策划了一段告白…眼看仲贤与Kelly出双入对的互动密切，一向八卦的尚菲将Kelly拉到旁边询问他们的感情状态，却遭Kelly否认，尚菲建议她只要往前一步就会有所改变，没想到一旁听到的仲贤挺身而出向Kelly高调示爱，表示自己一定会勇敢跨出这一步…
