Researchers exposed mice to UV radiation when their XPA was at its minimum level, around 4 a.m., and others to the same rays around 4 p.m., when XPA levels peaked.
研究人员将两组老鼠在不同时段，当XPA达到最低水平，凌晨4点左右，和当XPA达到最高水品，下午4点左右，置于相同的紫外线照射下。
The UI in Figure 4 contains an example of the variables and their values at the job level, and the list that follows defines the variables.
图4中的UI，包含了工作层次上变量以及它们值的范例，接下来的列表定义了变量。
In the example of the nested, two-level embedding approach, you can embed the top-down approach within the bottom-up approach (see Figure 4) or the other way around.
在这个嵌套、两级嵌入式方法示例中，您可以在自底向上方法中嵌入自顶向下方法(请参见图4)，或者反过来。
The official poverty level in the US now is $22025 for a family of 4 and $10991 for unrelated individuals.
现阶段美国贫困人口的官方划分标准为：4口之家年收入低于22025美元，个人收入低于10991美元。
Scroll through the list of parameters (Figure 4) and find the associated authority level parameters.
滚动参数列表(图4)并找到相关的权限级别参数。
Figure 4 illustrates the first level of decomposition in the Service Specification workflow.
图4演示了服务规范工作流中的第一级分解过程。
That is where the greatest benefits are drawn from process automation and why it is ideally targeted at SIMM level 5 to build on the matured services of level 4.
这就需要流程自动化所带来的种种好处，这也是为什么SIMM级别5最好是构建在级别4的成熟服务上的原因。
Correlated with the data in Table 4, which indicates that the database server is the least-used component in the system, either database vendor will provide the highest level of performance.
与表4中的数据相联系，可以指示数据库服务器是系统中最少使用的构件，数据库通道也可以提供最高层次的性能。
The interest rate premium Athens pays over benchmark German bonds rose to more than 4 percentage points, its highest level since Greece joined the eurozone.
希腊国债支付的利息相对于基准德国债券利息的溢价达到逾4个百分点，创下希腊加入欧元区以来的最高水平。
At least 4 to 7 years of relevant professional experience, of which preferably 2 years acquired at international level, in the field of education, preferably related to TVET.
至少4- 7年的相关专业经历，最好有2年以上是在国际层面、教育领域特别是TVET领域获得的经历。
Refer to Part 4 of this series for a description of the SYSADM authority level and how it can be granted to groups of users.
关于SYSADM权限级别以及如何将该权限授予用户组的描述，请参阅本系列的第4部分。
The WHO moved a meeting scheduled for Tuesday to Monday to decide whether to raise its pandemic threat warning level by a notch, from 3 to 4 (on a scale of 6).
世界卫生组织将一项会议安排从周二提前到周一，会上将确定是否将其流行病威胁预警调高一个等级，从3调至4（总共有6个等级）。
Theshared memory component of IDS is at instance level and is divided into three segments, as shown in the Figure 4 above.
IDS的共享内存组件属于实例级，被分为三个部分，如上面图4所示。
Figure 4 shows the end-to-end process at an abstract level.
图4展示了抽象级别的端到端流程。
It's a good practice to group the repetitions in a higher level element (lines 1, 4 and 11).
将一些副本分组成一个更高层的元素是很好的做法(第1、4和11行)。
A high-level mapping of activities to the appropriate roles is shown in Figure 4.
图4显示了活动到适当角色的高级映射。
On 29 April, I raised the level of pandemic influenza alert from phase 4 to phase 5. We remain in phase 5 today.
4月29号，我把流感警告等级从4级提高到5级，今天我们还是在5级上。
The percentage of private sector housing changing hands moved up slightly from 3% at the end of last year to almost 4%, but remains way below its pre-downturn level of between 7% and 8%.
私有房屋倒手百分比从去年年底的3%略上升到近4%，但是依然保持低于其低迷前期的7%和8%之间。
For those who are just joining the series on devfs, read Part 4 of this series, where I explained how devfs solves device registration headaches at the kernel level.
对于那些正在加入devfs系列的人来说，请阅读本系列的第4部分，在那里面我解释了devfs是如何解决内核级设备注册这一令人头疼的问题。
Last year, for example, a fourth grader had to get 37 out of 70 possible points on the math test to reach level 3 (out of 4), or grade level.
例如，在去年，一个四年级生需要在满分70分中得到37分才能达到3级或是年级平均水平。
From there, you can start using the tool to collect and track daily metrics and trend data, and transition to Level 4.
你可以从那里开始使用工具来收集和跟踪每日工作进展和沟通数据，并实现到第四级的转变。
Areas to the north of Huaihe River will be exposed to level-4 to level-6 winds.
淮河以北地区将出现4 - 6级北风。
The upper end of Medvezhiy sits 4, 500 meters above sea level, with the terminus at roughly 3, 000 meters.
Medvezhiy的源头位于海拔4500米，而它的界标处于大约海拔3000米处。
While this command has several options, we will only be looking at the -d option, which shows database level memory, illustrated in Figure 4.
虽然这个命令有几个选项，不过我们只看- d这一个选项，该选项显示数据库级的内存，如图4所示。
Standardized exposition: the connectors on the requestor side of the hub have disappeared in the SIMM level 4 diagram (Figure 2).
标准化公开：位于集线器(hub)的请求一方的连接器在SIMM级别4图中消失不见(见图2)。
MORE than 4, 300 metres (14, 000 feet) above sea level in Peru’s central Andes, the cold, windswept Bombón Plateau is not an obvious place to build a new town.
在秘鲁中央安第斯山脉高出海平面4300多米（14000英尺）的Bombón高地，寒冷且受大风侵袭，很明显不适宜建造新的城镇。
This enables you to move into Level 4, where you can better manage your test schedules and defect rates — and even forecast the release date.
这是你能够进入到第四级，你将可以更好地管理你的测试时间表和错误率——甚至可以预报发布时间。
Before continuing on to consider the details of expressions and statements in Chapters 3 and 4, it is important to introduce one more high-level concept illustrated by the examples in this chapter.
在第三章和第四章继续详细介绍表达式和语句的细节之前，非常有必要介绍一个本章例子中已经展示了的高层次的概念。
Before continuing on to consider the details of expressions and statements in Chapters 3 and 4, it is important to introduce one more high-level concept illustrated by the examples in this chapter.
在第三章和第四章继续详细介绍表达式和语句的细节之前，非常有必要介绍一个本章例子中已经展示了的高层次的概念。
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