【判断题】第三强度理论认为,只要发生屈服,都是由于最大剪应力达到在轴向拉伸中破坏时的数值。
【单选题】3015706 下列结论中正确的是( ): (1)单元体中正应力为最大值的截面上,剪应力必定为零; (2)单元体中剪应力为最大值的截面上,正应力必定为零; (3)第一强度理论认为最大拉应力是引起断裂的主要因素; (4)第三强度理论认为最大剪应力是引起屈服的主要因素。
【简答题】Through the comparison between private cars and public transport, it is ______ to expect people to give up private cam in favor of mass transit.
【单选题】American no longer expect public figures, whether in speech or in writing, to command the English language with skill and gift. Nor do they aspire to such command themselves. In his latest book, Doing...
A.
is inevitable in radical education reforms.
B.
is but all too natural in language development.
C.
has caused the controversy over the counter-culture.
D.
brought about changes in public attitudes in the 1960s.
【单选题】Americans no longer expect public figures, whether in speech or in writing, to command the English language with skill and gift. Nor do they aspire to such command themselves. In his latest book, Doin...
A.
is inevitable in radical education reforms
B.
is but all too natural in language development
C.
has caused the controversy over the counter-culture
D.
brought about changes in public attitudes in the 1960s
【单选题】第( )强度理论认为,只要发生屈服,都是由于最大剪应力达到在轴向拉伸中破坏时的数值。
【单选题】18-2.测得某个请求调页的计算机系统部分状态数据为:CPU利用率20%,用于对换空间的硬盘的利用率97.7%,其他设备的利用率5%。由此断定系统出现异常。此种情况,(减少运程的进程数)或( B )能提高CPU的利用率。
【单选题】American no longer expect public figures, whether in speech or in writing, to command the English language with skill and gift. Nor do they aspire to such command themselves. In his latest book, Doing...
A.
is inevitable in radical education reforms
B.
is but all too natural in language development
C.
has caused the controversy over the counter-culture
D.
brought about changes in public attitudes in the 1960s
【单选题】()理论认为,只要发生屈服,都是由于最大剪应力达到在轴向拉伸中破坏时的数值。
【单选题】Americans no longer expect public figures, whether in speech or in writing, to command the English language with skill and gift. Nor do they aspire to such command themselves. In his latest book, Doin...
A.
Logical thinking is not necessarily related lo the way we talk.
B.
Black English can be more expressive than standard English.
C.
Non-standard varieties of human language are just as entertaining.
D.
Of all the varieties, standard English can best convey complex ideas.