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庞取义心头一紧：哪里的军情？他说不清楚。有的吃就好啦。For example, in the back-end system, There are tabular data, Each piece of data is preceded by a check box button, When you click the check box button, After obtaining the id, it needs to be passed to the server to send an ajax request. The server needs to record this data, To request, if we send an http request to the server every time we click, For the server, the pressure is relatively high and the network requests are frequent. However, if the real-time data of the system is not very high now, we can collect all ID for a period of time (e.g. 2-3 seconds) through a proxy function and send AJAX requests to the server at one time. Relatively speaking, the network requests are reduced and the server pressure is reduced.Fires cause huge losses to people's lives and property in our country every year. The application of flame retardant fabrics can effectively delay the spread of the fire. Especially in public places, the use of flame retardant fabrics can avoid more casualties. The difference between flame retardant fabric and ordinary fabric is that it can reduce the burning speed of textile materials to different degrees and stop burning quickly after leaving the fire source, which can reduce fire accidents caused by textiles and avoid unnecessary losses.Let's print the application object. As follows:Jack，Gwen还有Ianto，遗憾的是他们失去了2个最好的战友，尽管他们沉浸在悲伤之中，但是他们仍然还有工作去完成，因为外星人从未放弃对地球的侵略。这一次他们面临空前艰巨的斗争，外星人控制了地球上所有的少年，致使整个地球的未来，全人类的未来都掌控在这个外星人的手中，火炬木小组仅存的3位成员是否能打败外星人，拯救全人类呢？