钢的淬火工艺的主要步骤和目的是什么？ 江苏开放大学 229 问题反馈 反馈回复 推广有佣金 内容查看查看价格2 元VIP免费升级VIP立即购买申请退款 点点赞赏，手留余香 给TA打赏 AI创作 页内查找 0 猜你喜欢 2026年秋江苏开放大学建设工程施工管理050295实践性环节考核作业 2026-10-06 如图所示电动卷扬机的减速器。所有齿轮均为标准齿轮，已知z1=20，z2=45，z2’=18，z3=56，z3’=19，z4=22。求齿轮z5的齿数和传动比i1H并判断齿轮1与行星架H转向是否相同？ 2023-09-27 假定你是江苏开放大学的学生张鹏，从网络上获悉将于 2026 年 8 月举办的南京航展（Nanjing Air Show） 正在招募志愿者，主要负责接待外国友人、介绍展会展品。你有意申请该岗位，请按下列要点给组委会写一封申请信。 2026-04-13 China’s online literature and short-video sectors have seen explosive growth in recent years, with platforms hosting over 20 million original literary works and 500 million daily active users for short-video apps. To ensure healthy development, regulators have introduced guidelines to curb content and protect intellectual property rights. Content creators are now encouraged to produce works that promote traditional culture and positive values, such as historical stories and scientific popularization. Live-streaming e-commerce, another booming sector, has integrated with rural revitalization, helping farmers sell local products to national and global markets through real-time interactions. 4周前 Part VI Writing (写作题。根据题目与写作要求写作。请不要用附件或者图片上传作文！禁止雷同作文！禁止直接用AI写作！) Directions: For this part, you are allowed 30 minutes to write a short essay on ensuring security in mobile payment according to the given Chinese outline. You should write at least 150 words but no more than 180 words. 4周前 比较传统理性模型和有限理性模型的异同。 2026-04-01 评论0 请先 登录
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