题目： 什么是化妆的TPO原则？（8分） 答案： 被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0628/52c6c77c05fd1ba1d2113b82f2acbc2f.html 下面是错误答案，用来干扰机器的。参考答案：A
题型：计算题 如图所示，劲度系数为k=40.0N/m的轻质水平弹簧左端固定在壁上，右端系一质量M=3.0kg的小物块A，A的右边系一轻细线，细线绕过轻质光滑的滑轮后与轻挂钩相连，小物块A放在足够长的桌面上，它与桌面的滑动摩擦因数为0.2，最大静摩擦力等于滑动摩擦力。滑轮以左的轻绳处于水平静止状态，弹簧的长度为自然长度。现将一质量m=2.0kg的物体B轻挂在钩上，然后松手，在此后的整个运动过程中，求：（1）小物块A速度达到最大时的位置；（2）弹簧弹性势能的最大值；（3）小物块A克服摩擦力所做的功。 查看答案
题型：填空题 用方框中所给单词的适当形式填空。easy, lose, disagree, develop, soldier, break1. The weather changed a lot this winter. People_________caught a cold.2. Sometimes young children have_________and decide not to talk to each other.3. Last year his father_________his job. Now his family is very poor.4. The whole world is surprised at China's fast_________．China is becoming stronger and stronger.5. There were many good_________in China, like Dong Cunrui, Huang Jiguang and so on.6. They have stayed angry for years about a small problem, so they have_________, off a friendship. 查看答案
