以下哪几项是生产任务单的状态（） A.计划 B.审核 C.投放 D.确认

语法填空。

     The food in Britain is very different (1)             our Chinese food. For example，they eat a lot of potatoes. They like to eat them every day. They eat bread for breakfast and usually for one other meal. They eat their bread (2)             butter, maybe cheese or jam, things we don’t eat much in China. Cheese and butter are made from milk. They drink a lot of milk, too. They drink the milk cold or hot, and they put it in their tea. They put sugar in their tea, as well. They are the world’s (3)             (big) tea drinkers. They like Chinese tea, but they drink mostly strong black tea from India and Sri Lanka. They don’t eat much rice. For their main meal they like meat or fish with (4)             (potato)and one or two vegetables. They serve all these together. After the main meal they always have something (5)             . They call this dessert(甜点心). They don’t have Jiaozi in Britain.

企业在劳动安全卫生保护方面的根本任务是( )。

A．执行行业职业标准

B．执行企业制定标准

C．执行国家标准

D．执行地方政府规定

绘制世界上第一张全球地图的人是（）

A、阿那克西美尼

B、阿那克西曼德

C、赫拉克利特

D、毕达哥拉斯

部分容积效应可以通过下述哪种方法抑制（）

A.改变频率编码方向

B.增加平均次数

C.全矩阵采集

D.减少层厚

E.增加FOV

硬盘存储器是PC机最重要的、必备的外存储器。下面关于硬盘的叙述中，错误的 是：

A．硬盘存储器的驱动器和盘片组装成一个整体，用户不能更换盘片

B．硬盘的盘片可能不止1片

C．硬盘盘片的转速很高，目前大约每秒钟几千转、甚至上万转

D．由于盘片转动速度特快，因此读写数据时磁头悬浮在盘片上方，不与盘片接触