关于数据项uid的一个要点—它们并不总是保持不变。
One important thing to note about data item uids-they don't always stay the same.
频道中的其他元素可能不变，但项经常发生变化。
While other elements within a channel may stay constant, items are likely to change frequently.
当然，函数的二阶项，可以看出，实际上发生了变化的，函数并不是真的不变了。
Then, of course, there will be maybe quadratic terms that will actually turn that, you know, this won't really say that your function is actually constant.
如今，另一项更大的决定接踵而至：何时加息——在过去7年的大部分时间里日本处于零利率水平，而在6月15日日本央行仍维持其不变。
An even bigger decision now follows: when to raise interest rates-which have been at zero for most of the past seven years and which the BoJ left unchanged on June 15th.
在客户端没有什么是不变的，这意味着当一个用户在项目中进行修改时，改动会立即影响同一项目中的所有用户。
Nothing is persisted on the user's client. This means that when a user modifies something in a project, the change immediately impacts all the users working on the same project.
但是目标是不变的——即定义一个清晰的、一致的、强迫的变更管理计划是一家成功的公司所需要的一项关键要素。
But the goal stands — defining a clear, consistent, and enforced change management plan is a key component of a successful organization.
另一项实验请参加者从白噪音（持续不变而不突显的噪音，如雨声——译注）中分辨出特定声音的方向。
Another test asked participants to work out the direction of specific sounds embedded within white noise.
不变的是，新计划必须结合两项文件的基本要素。
Invariably, the new plan must then combine the essential elements of both instruments.
如何提取图像的不变性特征，构造一个高效率的分类识别系统一直是计算机视觉研究领域的一项热门课题。
How to extract invariable features of images and construct a efficient system of classification and recognition is always a hot spot in the field of computer vision.
在垂直应力不变，不断改变水平应力的条件下，分析各类软硬岩互层项板的应力、变形、破坏规律。
Studying the variety laws of the plastic failure, distortion and stress of soft and hard rocks alternate-layered roof with the constant vertical stress only the horizontal stress changing.
抵押贷款不良比例及重新安排贷款比例，两项基本保持不变，二月份分别为0.01%及0.04%。
Both the mortgage delinquency ratio and rescheduled loan ratio remained unchanged at 0.01 percent and 0.04 percent respectively in February.
这两项研究结果看起来都不错，但一个“O”看起来更和谐在这种特殊的设计中，所以我决定保持不变。
Both results look nice, but a solid "O" looks much more harmonious in this particular design, so I decided to keep it intact .
采取前两项措施后，在汽油辛烷值基本不变的情况下，轻质油收率提高了1.2 9个百分点。
After the first two measures have been adopted, light oil yield has increased by 1.29 percent point with the same gasoline octane value.
外墙涂料用于涂刷建筑外立面，所以最重要的一项指标，就是抗紫外线照射，要求达到长时间照射不变色。
Exterior paint for brushing building facades, so the most important indicator is the anti-ultraviolet radiation, prolonged exposure is not required to change color.
我们得出的一项重要结论是，美国实际出口对美国之外GDP增长率的弹性约为2，这意味着，假设其他条件不变，那么5%的国外GDP增长能够带来10%的美国出口增长。
Importantly, the estimated elasticity of real exports with respect to non-US GDP alone is about 2 - implying that, other things equal, 5% growth abroad will yield 10% growth in US exports.
我们得出的一项重要结论是，美国实际出口对美国之外GDP增长率的弹性约为2，这意味着，假设其他条件不变，那么5%的国外GDP增长能够带来10%的美国出口增长。
Importantly, the estimated elasticity of real exports with respect to non-US GDP alone is about 2 - implying that, other things equal, 5% growth abroad will yield 10% growth in US exports.
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