【单选题】A word has meaning only when a connection has been established between the linguistic sign and a .
【单选题】In what condition does one need to stop after an accident?
A.
When he has been injured by somebody.
B.
When his car has been damaged.
C.
When he has injured somebody else.
D.
When he has witnessed the accident.
【判断题】图示铰链四杆机构ABCD中,可变长度的a杆在某种合适的长度下,能获得曲柄摇杆机构。【图片】
【判断题】The children stay in the nudear family _they grow up and marry.
【单选题】The children stay in the nudear family _they grow up and marry.
【单选题】当两台交换机级联时,如果下级交换机有 Uplink, 则可用 连接到该端口上。
A.
一端使用 586A 标准而另一端使用 586B 标准制作的双绞线
B.
使用交叉的双绞线 (1,2 和 3.6 对调 )
【单选题】SCSI:Small Computer System Intece
【单选题】When timber has been purchased on a ("per unit of volume") harvested basis, the losses associated with miss cut logs are borne by the ______. If the timber has been purchased on a lump-sum basis, inat...
A.
landowner, timber buyer
B.
timber buyer, landowner
C.
forest manager, logger