皮皮学，免费搜题
登录
搜题
【判断题】
某大型基础工程施工，施工内容涉及土石方开挖、转运、填方、压实和打桩等作业。现场先后配置推土机、挖掘机、铲运机、自卸汽车、压路机、桩工机械。本例是大型基础工程施工，所使用的设备没有列入特种设备的建筑起重机械，设备和安全管理部门在设备操作人员上岗前可酌情安排是否进行安全技术交底。A.
正确
B.
错误
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】A new study finds that plants communicate with one another to warn of er. We often consider plants as the furniture of the natural world. They don’t move; they don’t make sounds, they don’t seem t...
【单选题】To paraphrase 18th-century statesman Edmund Burke, “all that is needed for the triumph of a misguided cause is that good people do nothing.” One such cause now seeks to end biomedical research because...
A.
call on scientists to take some actions
B.
criticize the misguided cause of animal rights
C.
warn of the doom of biomedical research
D.
show the triumph of the animal rights movement
【单选题】In Asia the prequake behavior. of animals【C1】______successfully to warn people that earthquakes【C2】______. Recently, a group of American【C3】______and geophysicists visited India and listened【C4】______...
A.
have used
B.
have been used
C.
has been used
D.
will be used
【简答题】“Global warming could make humans shorter,” warn scientists who claim to have found evidence that it caused the world's first horses to shrink(收缩) nearly 50 million years ago. In fact, a team from the...
【简答题】李白字( ),是中国文学史上继屈原之后最伟大的 ( )主义诗人,素有( )之称。与杜甫并称( )。
【简答题】Questions 1-7 Complete the following statements using NO MORE THAN THREE WORDS for each answer. 1. Rising temperatures on Earth’s suce are forcing animals and plants to move to __________ and make ...
【单选题】下面有关聚类的说法正确的是？
A.
聚类与分类类似，需要把没有类别标签的样本根据距离分组。
B.
聚类需要根据样本的距离，距离近的分为一组，反之划分到不同的组。
C.
对于同一批样本，使用不同聚类算法得到的结果是相同的。
D.
聚类的类别在分析前就很容易确定。
相关题目：
参考解析：
知识点：
题目纠错 0
发布
