爆乳日韩尤物无码一区

If (pos > 0) {Denatured synthetic fibers: PVC fibers and denatured polyacrylonitrile fibers are flame retardant fibers.大梦一场，落魄少年立志要改变现状奋发图强创造一片新天地。珍奇异宝，功法武决，遗失的强者洞府，在这个天才辈出，充满挑战和机缘的时代，且看落魄少主如何闯荡大陆、遭奇遇，成为叱咤风云的至尊天帝。以前的仇人，现在，绝不会放过！梦中的遗憾，现在，一定要弥补！待到灵剑长啸之时，天地三界，我为至尊！你叫破喉咙也没有用，我就是看上你了。她忙伸手把那长剑往上托了托，安慰胡钧道：不碍事的。Liskov Substitution Principle, LSP (Richter Substitution Principle) means that subclasses must replace their parent types. In other words, in the process of software development, after the subclass replaces the parent class, the behavior of the program is the same. Only when the subclass replaces the parent class and the function of the software is not affected can the parent class be truly reused, and the subclass can also add new behaviors to the parent class. In order to look at an example of violation of LSP principles, the specific code is as follows: