保险人对其赔偿或者给付保险金的数额不能确定的，保险人自收到赔偿或给付请求和有关证明、

埃及人主要是[ ]

A．白种人

B．黄种人

C．黑种人

D．混血人

which descnption is NOT true

A． Personal computer has not the features of the larger system．

B． Large systems offer higher processing speeds for user and return more data than PCs．

C． Output devices take output results from the CPU in machine-coded form and conven them into a form that used by people.

D． The input/output devices and auxiliary storage units of a computer system are called peripherals.

能够遗传的性状都是显性性状

全国港口2008年7月活跃吞吐总量的同比增长率约为：( )

A．11.9%

B．14.7%

C．17.8%

D．21.5%

当地坑造型时，为使较高大的铸型便于烘干和排气顺畅，要在模样四周（）mm处，做出φ20～φ25mm的出气孔。

A、30～50

B、50～100

C、100～150

D、150～200