[判断题][T]BAB003 4 3 4
用总体特性平均值衡量的双侧限的采样验收方案要求总体物料特性平均值同时满足上下限要求。（ ）[T/]
A.正确
B.错误

快递运单的作用是（）。
①寄件人与快递企业之间的寄递合同
②快递企业签发的已接收快件的证明
③付费方和快递企业据以核收费用的帐单④快递运单是报关单证之一
⑤快递运单是快递企业安排内部业务的依据

During the last decade computers have developed at such an enormous speed in terms of capacity, efficiency and versatility that they have practically "invaded" almost each and every human domain(领域). They have undoubtedly gone far beyond the expectations of a generation that had already lived under the spell(一段时间) of the TV set.
Throughout history there have been inventions that have been particularly remarkable and influential(有影响力的) within the scope of transport, education, health or communication. They have brought out comfort, health, knowledge or power. Some of them have produced minor effects; others have brought about very great changes. Think of the invention of the wheel, the automobile or the printing press, and what about the computer
At the beginning the computer was thought mainly as an instrument to be used in the mathematical field, but soon people from other sciences began to get interested in this little "brain" that wa
A. versatility
B. capacity
C. efficiency
D. All of the above.