【多选题】如图所示,有两个高度相同、质量相同、倾角不同的光滑斜面,放在光滑水平面上.在两个斜面上分别放两个大小可以忽略、质量相同的滑块,使两滑块分别从这两个斜面的顶点由静止开始滑下,以地面为参照系,指出下面几个结论中哪些是错误的,
【简答题】请指出下文错误并予以修改。 请 示 X X 市政府、X X 市长: 因工作需要,我局急需购买小轿车一辆,请批准调拨经费10万元。另:我局尚缺专业对术人员3名,请在制定明年人员编制时一并考虑。 上述意见与要求如无不妥,请立即批复。
【简答题】生活垃圾的处理,已经成为人们生活中的大事.我们可以实行垃圾分类回收,请你调查分析哪些垃圾可以回收?哪些不能回收?垃圾的回收利用有哪些积极的意义?(提示:垃圾的回收利用意义从环境保护上和是综合利用资源的一种重要措施这两方面考虑)
【多选题】In using AutoCAD software, the following descriptions are about the usages of the command Trim, which of them are correct?
A.
We can pick the boundaries one by one.
B.
We can trim only one segment in one time conducting the Trim command.
C.
We can right click the mouse to select all the objects as boundaries.
D.
We can trim several segments in one time conducting the Trim command.
【多选题】In using AutoCAD software, the following descriptions are about the usages of the command Trim, which of the are correct?
A.
We can pick the boundaries one by one.
B.
We can trim only one segment in one time conducting the Trim command.
C.
We can right click the mouse to select all the objects as boundaries.
D.
We can trim several segments in one time conducting the Trim command.
【简答题】背景资料 某施工单位在中标某高档办公楼工程中,与建设单位按照《建设工程施工合同 (示范文本)GF-2013-0201》签订了施工总承包合同,合同中约定总承包单位将装饰装修、幕墙等部分项工程进行专业分包。 施工过程中,监理单位下发针对专业分包工程范围内墙面装饰装修做法的设计变更指令,在变更指令下发后第 10天,专业分包单位向监理工程师提出该项变更的估价申请。监理工程师审核时发现计算有误,要求施工单位...
【简答题】按投影线与投影面夹角大小进行细分,可以分成哪两种类型?
【判断题】In using AutoCAD software, when the command Mirror is used, the mirror line must be center lines.