说明：  设计一个比较合理的洗衣机模糊控制器，它能够根据被洗涤衣物的污泥多少和油脂多少，综合得到洗涤时间，从而达到最佳的洗涤效果。
(A reasonable fuzzy controller for washing machine is designed, which can get the best washing effect according to the amount of sludge and the amount of grease.)