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今天是:

primary key是什么意思


中文翻译重键字

网络释义

1)primary key,重键字2)coincident code key selecting rate of Chinese character and word,重码字词键选率3)key word,键字4)word key,字键5)K (key),键,关键字6)multiple bond,重键

用法例句

    alternate key

    替代关键字,备用关键字

    key field evaluation character set

    键字段求值字符集

    There is already a primary key in this table's key collection.

    该表的关键字集中已有一个主关键字

    Index rebuild is only available for Primary or Unique keys (Foreign keys do not have enforcing indexes).

    索引重建仅适用于主关键字或唯一关键字(未强制索引外部关键字)。

    key coding element location

    键字编码元素单元

    key-equals-address addressing

    键字等于地址的寻址

    the keyboard has standard, alphanumeric keys

    键盘有了标准的字母键,

    a typewriter ribbon, keyboard

    打字机色带、 键盘.

    He is striking the key of his typewrite.

    他敲打着打字机的字键。

    Press `Shift' and type `A'.

    按‘换字键’然後打字母‘A’.

    Layout of the Chinese ideographs on keyboard

    GB/T7513-1987汉字整字键盘盘面字排列

    Fast and instant are the key words.

    “快速”是关键的两个字。

    key computer priner

    计算机的键盘打字机

    teleprinter keyboard selection

    电传打字机键盘选择

    jammed the typewriter keys.

    打字机的按键卡住了

    A terminal containing less than a full alphanumeric keyboard; for example, one containing ten numeric keys plus control keys.

    一种终端,它的键盘不包括全套的字母数字字符键;例如,只包括十个数字键以及若干控制键。

    insert program status word key

    插入程序状态字关键码

    program status word key handling

    程序状态字关键码处理