那么，选择就在任意键的更好性能和操作键的更易维护之间进行。
The choice, then, is between better performance of an arbitrary key and easier maintenance of an operational key.
用专用扳手按指示要求转动操作键90度即可实现开关。
With special spanner according to instruction and requirement to roll operational key 90 degree, so that can achieve to open and close.
另一种就是存储操作键，并且在必要时，存储时间戳作为维度上的属性数据。
The other is to store the operational keys and, if necessary, time stamps as attribute data on the dimension.
大多数Ruby类Calc使用Ruby的元编程功能，在运行时为所有数字键和数学操作键定义功能。
The bulk of the Ruby class Calc USES Ruby's metaprogramming features to define functions at run time for all the digit keys and for the math operation keys.
解决方案是检查计算机与试验机的通讯线是否脱落；检查联机选择传感器是否选择正确；检查最近的试验或操作键。
The solution is to check the computer and test machine communication line is off; check the online selection of sensor is correct; check the last test or operation keys.
这样做的优点是，可以直接在键和条目上进行集合操作，而不需要再复制一次。
The advantage here is the ability to perform set operations on keys and items without having to copy them.
这个程序接受一个操作码和一个记录键作为输入，然后读取VSAM数据集并将记录返回给CICS。
This program accepts an operation code and a record key as inputs, then reads the VSAM dataset and returns the record back to CICS.
装入和创建索引的操作通常使用私有排序进行索引键的排序，无论INTRA_PARALLEL参数的值如何。
The load and create index operations always use private sorts for index key sorting, regardless of the value of the INTRA_PARALLEL parameter.
如果维度将带有时间戳的操作派生的键用于历史数据，那么在创建事实时，就没有附加工作。
If the dimensions use operationally derived keys with time stamps for history, there is no additional work when a fact is created.
实际值将在第一个rpg键io操作发生时提供。
The actual value will be provided on the first RPG keyed IO operation.
在一系列文件上对多个键(例如TALB)进行大规模标签加注操作。
Mass tagging operates on multiple keys (e.g. TALB) on a series of files.
一个where子句被添加到一个select语句字符串，该字符串表示R PGCHAIN操作中使用的键字段对应的一列或多列。
A WHERE clause is added to the Select statement string representing the column or columns that correspond to the key fields used in the RPG CHAIN operation.
这些修改将服务配置为只针对这两个操作使用Rampart，并对 Rampart 的键和证书访问使用提供的设置。
These changes configure the service to engage Rampart only for those two operations, and to use the supplied settings for Rampart's key and certificate access.
当打开了 safe_mode配置键时，它确保所操作的文件的所有者与所执行的脚本的所有者匹配。
The safe_mode configuration key, when turned on, ensures that the owner of a file being operated on matches the owner of the script that is executing.
三键操作，1600dpi与蓝牙2.0连接确保了该款鼠标能胜任大多数家庭和办公工作。
Three button operation, 1600dpi laser technology and Bluetooth 2.0 connectivity ensure that the eclipse touchmouse can cope with a multitude of home and office tasks.
关系数据库使用结构化查询语言(Structured Query Language,SQL)以便从多个表和列中提取信息，但是键值存储仅限于对键列的操作。
Relational databases use Structured Query Language (SQL) to pull information from multiple tables and columns, but key-value stores are limited to operations on the key column.
用户编写的Map操作需要输入并生成一组中间键/值对。
The Map operation, written by the user, takes an input pair and produces a set of intermediate key/value pairs.
通过使用这些设置，可以使编辑某个文档中的文本时可用的操作、键分配或编辑器参数与编辑另一个文档中的文本时不同。
These settings lets the actions, key assignments, or editor parameters that are available while editing text in one document be different from those available while editing text in another document.
维度键有两种选择：您可以分配一个任意键，或者使用操作系统中的标识符。
There are two choices for dimension keys: you can assign an arbitrary key, or use identifiers from the operational system.
当今的编译器或应用程序都会抓取esc键释出的扫描指令，并定制相应的操作。这没有什么问题。
Now any compiler or application software just grabs the scan code from the ESC key and tailors the action to what it wants. Nothing wrong with that.
F4快捷键几乎能重做你对文档文本的任何操作：输入文字、设定格式、删除。
The F4 shortcut will repeat nearly all the actions you take on document text: typing: formatting, deleting.
当您完成操作之后，使用组合键ctrl +S保存所有的设置和改变。
When you have finished, use CTRL + s to save all Settings and changes.
IDE IDE大部分用来进行文本编辑了解其周围的接口，能够高效地通过菜单来使用IDE了解最常操作的键盘快捷键编写自定义宏。
IDE Mostly USES IDE for text editing Knows their way around the interface, able to effectively use the IDE using menus. Knows keyboard shortcuts for most used operations.
当今的编译器或应用程序都会抓取esc键释出的扫描指令，并定制相应的操作。
Now any compiler or application software just grabs the scan code from the ESC key and tailors the action to what it wants.
抱歉啦，诺基亚，苹果等，你们的触控反馈完全比不上物理操作和字母键。
Sorry, Nokia, Apple and so on, haptic feedback doesn't hold a candle to physical control and character entry keys.
为此，把这个操作指定为数组键并指定在缓存中保留视图的时间长度，像上面一样。
To do so, you would specify the action as an array key and the length of time to keep the views in cache, much like you did above.
现在，可以把提取的概念与COUNTRY键关联起来，因为操作器输出中也包含这个列。
Now you are able to relate the extracted concepts with the COUNTRY key, because this column is also contained in the operator output.
使用键执行随机读操作的最常见rpg方法是CHAIN操作。
The most common RPG method for performing a random read using a key is the CHAIN operation.
使用键执行随机读操作的最常见rpg方法是CHAIN操作。
The most common RPG method for performing a random read using a key is the CHAIN operation.
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