需要时

For now, you need to know that there is no loss of precision when the decimal number has 18 or less significant digits.

现在，你需要知道，有没有精度损失十进制数时，有18个或更少的有效位数。

It will be needed when declaring the function to export

这将需要在函数声明时，出口

Maybe you don't need a $200 collision deductible when $500 is sufficient.

也许你不需要一个200元的免赔额碰撞时， 500元就足够了。

You can install multiple drivers (such as the asynchronous or DECnet drivers) and select one as the default driver, but allow an individual user to use other drivers by specifying the desired driver at the time of connection.

管理员可以安装多种驱动程序（例如异步驱动或 DECnet 驱动），并选择一种作为默认的驱动，而每个用户在连接时也可以特别指定需要使用的驱动程序。

It is a very interesting post and one which I need to think about a little – the role of central banks in financing the US deficit is rising, which among other implications also means that they are not selling dollars.

这是一篇十分有趣的文章并且我需要认真思考一下，各国央行在负担美国财政赤字上升时所扮演的角色了，其他一系列暗示也意谓着他们并没有卖出美元。

So if I need a rectangle that defines the area between 10, 20 and 40, 50, I can do any of the following

因此，如果我需要一个位于10， 20和40， 50之间的区域时，我可以做以下几个中的一个

The conduct of the content of definite integral application by usual mathematics analysis teaching materials is not strict enough in theory.

定积分是计算闭区间上非均匀分布量的一个重要方法，而在用定积分计算某量时，被积函数往往不是现成的，需要我们先"找"出来。

The results show that the effects on the output laser wavefront of the FADW are mainly the beam deflexion and the beam divergence, the other high-level wavefront errors are very low.

结果表明，自由旋涡气动窗口对输出激光波前的影响主要是光束偏转和离焦，特别是气动窗口工作在设计状态时，其余低阶及高阶像差都比较小，能够满足实际需要。

Since they all have exactly the same topology on the 0 level, they can all be animated using the same Wrap deformer, which means there is no rigging time at all needed to switch between these 3, simply un-Wrap and re-Wrap.

既然她们在0层级上着完全相同的拓扑结构，就可以对她们使用相同的包裹变形物体来做动画。这就意味着，在这3个之间切换时根本不需要装配时间，只是简单地un-Wrap和re-Wrap就行。

I need as close to possible 40 Deg turn on.

我需要在几乎为40摄氏度时开启的温控开关。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷