It's a double-line prompt, giving me more room to write commands, and it offers me the current user logged in, the hostname, and the current working directory (after the colon).
这是一个两行的提示符，可以给我更多的空间来输入命令。 提示符中有当前登录的用户名、主机名、冒号后还有当前工作路径。
Single - or double-line ducts can be specified.
可以指定单线管道或双线管道。
Return air duct section. Single - or double-line ducts can be specified.
回风管道部分。可以指定单线管道或双线管道。
Supply or return duct section. Single - or double-line ducts can be specified.
送风或回风管道部分。可以指定单线管道或双线管道。
Duct extension. Supply or return duct can be specified. Single - or double-line ducts can be specified.
管道延伸。可指定送风管道或回风管道。可以指定单线管道或双线管道。
Multi fan section. From 2 to 4 fan sections can be specified. Single - or double-line ducts can be specified.
多个扇形段。可指定2到4个扇形段。可以指定单线管道或双线管道。
The device can be used for single or double-line production, the production efficiency can reach 1200-2500/h.
该设备可以采用单线生产或双线生产，生产效率高达1200-2500个/小时。
Additional supply duct section. Supply or return duct can be specified. Single - or double-line ducts can be specified.
附加送风管道部分。可指定送风管道或回风管道。可以指定单线管道或双线管道。
In this paper, the mechanical conditions of anchors in the excavated slope at the TGP double-line five-grade ship locks are analyzed.
本文对三峡双线五级船闸边坡的锚杆锚固受力状态进行了分析。
Based on the SMA double-line constitutive relation, the hysteretic behavior of cone SMA damper is analyzed by numeric nonlinear finite method.
基于形状记忆合金的双线性本构模型，利用非线性有限元方法数值分析了形状记忆合金阻尼器的滞回特性。
The proper distance between adjacent tunnels is an important question in the design of double-line tunnels especially in multiple-line tunnels.
设计双线或多线隧道时，其相邻隧边合理中心距的研究是个相当重要的课题。
The paper has analyzed the rock deformation monitoring result of the double-line five-grade ship lock middle-isolated pier in Three Gorges Project.
本文对三峡双线五级船闸中隔墩岩体变形监测资料进行了分析。
This article mainly introduces the method that adopts gear caliper to measure the median diameter normal tooth thickness of double-line trapezoidal thread.
本文主要介绍了采用齿轮卡尺测量双线梯形螺纹中径法向齿厚的方法，同时也测量出螺距产生的误差。
Photosynthesis characteristic of maize were improved by planting double line at one width ridge.
大垄双行种植的玉米群体冠层内，叶片光合特性也有不同程度的改善。
An improved double line voltage synthesis strategy was developed and a new command current method was presented.
提出了改进的双线电压合成策略，并给出了一种新的指令电流生成方法。
For investigating the air pollution in double line railway tunnel by electric traction, we tested the air condition in Jundushan tunnel.
为了解电力牵引的双线铁路运营隧道空气污染状况，选择军都山隧道进行现场测试。
We've learned about double integrals, and we've learned about line integrals.
我们已经学过，二重积分和线积分。
And whether these line integrals or double integrals are representing work, flux, integral of a curve, whatever, the way that we actually compute them is the same.
不管是线积分或是二重积分，也不管它们表示的是功还是通量，计算它们的方法实际上是一样的。
No matter which form it is, it relates a line integral to a double integral Let's just try to see if we can reduce it to the one we had yesterday.
不管哪种形式，都把线积分和二重积分联系在一起，来看看，能不能通过化简得到昨天的公式。
However, if you specify a border, it may contain a double strike of bold lines at the bottom of the box, along the x axis line (Cosmetically, this wouldn't look right.).
但是，如果指定边框，在框的底边沿着x轴可能有两条粗线（这看起来不太美观）。
But, you know, it gives you an example where you can turn are really hard line integral into an easier double integral.
但是你知道，它给了你一个例证，其中你可以，把复杂的线积分化成简单些的二重积分。
Then I can actually -- --replace the line integral for flux by a double integral over R of some function.
那么我就能名正言顺地,用R上的某个函数的二重积分来替代通量的线积分。
The bottom line is, don't use double quotes to specify your -e one-line script argument.
结论是：不要使用双引号来指定以 -e 开始的一行程序脚本参数。
You can toggle a breakpoint by double-clicking the gray margin beside the line of code.
通过双击代码行旁边的灰色空白边，就可以设置断点。
Walk through the code and place your cursor on the marker bar (along the left edge of the editor area) on the line with the suspected code. Double-click to set the breakpoint.
遍历代码，将鼠标放在可疑代码一行的标记栏（在编辑器区域的左侧）上，双击即可设置断点。
It followed them, flapping double time, until it caught up, until it joined the last end of the elegant line.
它紧跟着天鹅，加倍抖动着双翅，终于赶上它们并变为了那条优美线条最后的一个点。
Also, if you double-click on the error message, the COBOL program that is located in the mainframe is edited and an indication of the line in error will be shown (Figure 4).
另外，如果双击错误消息，则可编辑位于大型机中的COBOL程序并显示错误行(图4)。
Also, if you double-click on the error message, the COBOL program that is located in the mainframe is edited and an indication of the line in error will be shown (Figure 4).
另外，如果双击错误消息，则可编辑位于大型机中的COBOL程序并显示错误行(图4)。
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