皮皮学，免费搜题
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【单选题】
下列哪种铸造方法生产的铸件不能进行热处理，也不适合在高温下使用A.
铸造
B.
压力铸造
C.
熔模铸造
D.
砂型铸造
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】Collecting stamps as a hobby___________ increasingly popular during the past fifty years.A．become
A.
22．Collecting stamps as a hobby___________ increasingly popular during the past fifty years. A．becomes
B.
became
C.
has become
D.
had become
【简答题】请同学们扫二维码观看视频。 注意界面中的文件保存、文件打开.... 并简单阐述如何运用点的输入绘制矩形。
【单选题】Collecting stamps as a hobby______increasingly popular during the past ten years.
A.
became
B.
becomes
C.
has become
D.
have become
【简答题】用QQ或者微信扫描下面的二维码观看视频(可能要借一个手机操作),并根据视频内容完成下列填空。 视频中的幼儿年龄段属于( )班。(小/中/大) 视频中有( )个洗手位,洗手台的高度( )(合适/不合适),( )名幼儿在等待。 视频中幼儿洗手的( )经过特殊改造,水流变小了,一方面避免水资源浪费,同时可以防止孩子打湿衣服。 视频中是否所有的幼儿都能自己挽...
【简答题】请同学们扫二维码观看视频。 回答以下两个问题: 快捷键F5、F6、F7、F9 命令的含义? 总结视频中进入草图有几种方法,简单阐述。
【单选题】Collecting stamps as a hobby___________ increasingly popular during the past fifty years.
A.
becomes
B.
became
C.
has become
D.
had become
【简答题】请同学们扫二维码观看视频。 回答以下两个问题: 如何新建坐标系? 删除坐标系的过程中,哪个坐标系不能删除?
【简答题】观看视频,并结合视频中的二维码文章,论述当前艺术教育的误区。
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