The mathematical model of hydraulic regime of ring-shaped heat-supply network is established, and the pressure head check formula for quota heating is given.
建立了环状管网水力工况的数学模型，给出限额供热的压头校核公式。
He poked his head around the corner to check that nobody was coming.
他从转角处探出头来，查看有没有人过来。
要检查我的头？
To do this, make a HEAD request and then check for a 404 error in your callback function; Listing 11 shows a sample callback.
要实现这种功能，生成一个HEAD请求，然后在回调函数中检查404错误；清单11给出了一个简单的回调函数。
One informal test that some doctors use to check for COPD progression is to have you breathe while raising your arms over your head.
一些医生用来检查COPD进程时，做的一项非常规测试就是在把你的手臂抬过头时要你呼吸气，为什么呢？
Every mile or so, check your running form from head to toe, so you can prevent wasting energy as a result of bad form.
每英里左右，检查你跑步从头到脚的形态，这样你可以防止浪费能量造成不好的表现。
Using a mirror, check your head for hair loss.
照一下镜子，看下你的头上有没有掉头发。
Listing 2. Check head content of the existing file for these tags.
列表2.为这些标签核查现有文件中的头内容。
I saw him right away, in the cramped line of people, his head bent to check the number on the paper ticket in his hand.
在拥挤的人群中，我一眼就认出了他。他正在低头清点手中的票据。
Yet, if input lag ever does rear its ugly head, at least you have options for keeping the problem in check.
不过万一要是输入延迟露脸了，你至少有余地控制住问题。
Check that your head is in line with your spine.
检查你的头和脊椎是否已成一直线不要弯曲。
Head back to your room and check your laptop and read the email.
头回你的房间，并检查您的笔记本电脑和阅读电子邮件。
Check that your head is in line with your spine.
检讨你的头和脊椎是否已成始终线不要曲折。
Lynne Fothergill, a head librarian at Erna Fergusson, says she noticed an increasing number of online check-ins in early 2009;
厄纳•弗格森图书馆的负责人林恩•福瑟吉尔说她在2009年初就发现上网登记人数的增加；
Chris Ilias has written an article explaining what needs to be done and how to get started, so head over to his blog and check it out.
ChrisIlias针对这个问题写了篇博客来解释需要做什么事情以及如何开始，所以如果感兴趣的话，可以去查看他的文章。
Check and replace the O-ring of the piston head.
检查和更换活塞头的O型圈。
To see expert solutions to gum disease and learn how to head off disease and tooth loss, check out how to Manage gum disease.
可点击如何防止牙周病来看看专家的意见，学习如何防止牙齿脱落和口腔疾病。
The Tangaroa is New Zealand's largest research vessel and was already scheduled to head into frigid southern waters to check on fish Numbers in order to set fishing quotas.
Tangaroa号是新西兰最大的考察船，计划去寒冷的南部水域考察鱼群数量来确定捕鱼份额。
Check out water cooling towers, float switch and sprinkler head is normal or not.
随时检查冷却水塔水位、浮球开关及洒水头是否正常酒水团购。
In any case, check the condition of your shellac before you head out to the field.
无论如何，检查你的虫漆情况在你出发到领域之前。
Check that the piston head is blocked due to the stickiness of the O-ring on it.
检查活塞头o型圈是否有粘性，使得活塞头堵死。
If these terms are not familiar to you, then check out developerWorks' tutorial on Compiling and installing software from sources, and then head back here.
如果您不熟悉这些术语，请首先查看developerWorks 的 Compilingandinstallingsoftwarefromsources教程，然后再回头阅读本文。
Head structure defects of 7738 umbrella-type tower are presented after snow damage. Improvement methods are introduced and check-up calculation of load is made.
经过雪害教训后，提出了7738伞形铁塔头部结构存在的缺陷，介绍了改进的方法，并进行有关载荷的校验计算。
Yet he can still give me a certain look across a restaurant table and I want to ask for the check and head home.
但他仍能隔着餐馆的桌子，用眼神向我发出某种暗示，然后我会立即结账，一起回家。
I 'll check back with by head office for you.
这个我回头会跟总公司查核一下。
I 'll check back with by head office for you.
这个我回头会跟总公司查核一下。
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