Progress cannot be measured and strategies cannot be refined in the absence of data from reliable information systems.
如果缺乏通过可靠信息系统获取的数据，目标的进展就会无从衡量，战略的制定也就无法完善。
However, in the absence of data distributions, the database server calculates selectivity for filters of different types based on table indexes.
但是，如果没有数据分布，则数据库服务器根据表索引计算不同类型的过滤器的选择率。
In the absence of data, we cannot draw any conclusion to support or refute the adoption of singing as an intervention for people with bronchiectasis.
在缺乏资料的情况下，我们无法做出任何结论来支持或反驳采用唱歌来介入支气管扩张症。
However, in the absence of data distribution information, the optimizer will calculate selectivity for filters of different types based on table indexes.
然而在缺乏数据分布信息的情况下，优化器将基于表索引计算不同类型筛选器的选择性。
Refer to Chapter 10 of the Performance Guide for the detailed table that the optimizer USES to calculate selectivity in the absence of data distribution.
关于在缺乏数据分布的情况下，优化器用以计算选择性的详细表，请参阅performanceGuide的第10章。
Conclusions are limited by the identification of only one trial, the methodological shortcomings of that trial, and the absence of data on accidental pregnancies.
结论有限，因为只有一个试验，此试验方法的缺点以及缺乏意外怀孕的数据。
However, in the absence of data confirming long term benefit and safety of dopamine compared to dobutamine, no firm recommendations can be made regarding the choice of drug to treat hypotension.
然而，在缺乏数据确认多巴胺和多巴酚丁胺相较下的长远利益和安全性，仍无法强烈的建议选择这方面药物来治疗低血压。
In 1995 the Galileo spacecraft captured data about Jupiter's atmosphere—namely, the absence of most of the predicted atmospheric water—that challenged prevailing theories about Jupiter's structure.
1995年，伽利略号宇宙飞船捕获了关于木星大气的数据——也就是说，大部分预测的大气中没有水——这挑战了关于木星结构的主流理论。
In the absence of actual data no reliance can be placed on such figures.
在缺乏实际资料的情况下，这样的数据不可靠。
In 1995 the Galileo spacecraft captured data about Jupiter's atmosphere– namely, the absence of most of the predicted atmospheric water–that challenged prevailing theories about Jupiter's structure.
1995年，伽利略号太空船捕获了关于木星大气层的数据——也就是说，大部分预测的大气中没有水——这挑战了关于木星结构的主流理论。
In 1995 the Galileo spacecraft captured data about Jupiters atmosphere—namely, the absence of most of the predicted atmospheric water—that challenged prevailing theories about Jupiters structure.
1995年，伽利略号太空船捕捉到关于木星大气层的数据——数据中心缺少大部分预测的大气水，这挑战了关于木星结构的主流理论。
In 1995 the Galileo spacecraft captured data about Jupiter's atmosphere—namely, the absence of most of the predicted atmospheric water—that challenged prevailing theories about Jupiter's structure.
1995年，伽利略号宇宙飞船捕捉到了木星大气的数据——也就是说，大部分预测到的大气水的存在——这挑战了关于木星结构的主流理论。
Again, in the absence of well-functioning health systems, we are unlikely to get even the most basic population data on morbidity and mortality.
同样，如果缺乏运转良好的卫生系统，我们甚至不可能获取关于发病率和死亡率的最基本的人口数据。
Therefore, the absence of a policy for certain data prohibits its disclosure.
因此，如果特定数据没有对应的策略，就不允许公开它。
One of the most noticeable differences of an in-memory database system is the absence of large data block structures.
内存中数据库系统一个最值得注意的不同之处在于没有大数据块结构。
Because software transforms data, each application is also a machine - albeit a "virtual" one, given the absence of physical parts.
由于软件将转换数据，因此每个应用程序也是一台机器——但是是一台“虚拟”机器，因为没有使用物理部件。
The importance of order in XML contrasts sharply with the absence of intrinsic order in the relational data model.
XML中次序的重要性与关系数据模型中缺少固有次序形成了鲜明对比。
In the absence of a clearly accepted standard, IBM opted to offer its users two familiar means for persisting new XML data.
在还没有被业界明确接受的标准的情况下，IBM提供两种用户熟悉的方法，用户可以选择其中之一来存储XML数据。
The absence of the t attribute indicates that the data is included in this file.
没有t属性表示这个文件包含了数据。
All of the above can be conditional upon the operating system type and revision, time of day, arbitrary user-defined classes, presence or absence of files, directories, or data in files, and so on.
上述所有这些根据操作系统类型和修订版本、一天中的时间、任意用户定义的类、文件中文件、目录或数据的有无等等可以是有条件的。
In the absence of hard data on how many people actually saw an ad in predigital times, advertisers were willing to give print media the benefit of the doubt.
在过去，在我们进入数字时代之前，一个广告究竟被多少人真正看过，这个数据无从统计，结果就是，报社说什么，广告客户就信什么。
In the absence of synchronization, if one thread writes to a variable and another thread reads that same variable, the reading thread could see stale, or out-of-date, data.
没有同步时，如果一个线程读取另外一个线程正在写的变量，读的线程将看到过时的数据。
In the absence of exact data, these discussions are bootless.
由于缺乏确切的资料，这些讨论是徒劳的。
But, as Hand stresses, even a partial similarity is valuable in the absence of any other long term data.
但是，正如汉德所强调的，在缺乏长期数据的情况下，即便是部分的相似也是有价值的。
Giving variables a data type, even with something as generic as xs: string, traps the unexpected absence of the attribute-something that has saved my day more often than I would like to admit.
为变量提供一个数据类型，可以是xs：string这样的一般类型，捕捉预计之外的属性缺失—这帮助我节约了大量时间。
It is the responsibility of our Ajax code to check for 304 status, and if found, simply not to change client application state based on the (absence of) data sent from the poll.
我们需要使用Ajax代码检查304状态，如果存在的话，那么也不要根据轮询发送的数据修改客户机应用程序状态。
The absence of this icon indicates that the Display Text template is not an input template; it will be shown in the wizard when the "Displaying data" radio button is selected.
缺少这个图标意味着DisplayText模板并不是一个输入模板；当选中“Displayingdata”单选按钮时它将会出现在向导中。
Because of the absence of the data of maintenance tasks at wartime, the traditional methods can't work very well for the forecasting study.
但我军现在还没有现成的战时维修任务量数据可用于预测研究，因而就不能借助于传统的方法进行预测。
Because of the absence of the data of maintenance tasks at wartime, the traditional methods can't work very well for the forecasting study.
但我军现在还没有现成的战时维修任务量数据可用于预测研究，因而就不能借助于传统的方法进行预测。
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