Demanding too much of air travelers or providing too little security in return undermines public support for the process.
如果对飞机乘客的要求过于苛刻，或者相应的安全保障太少，反而会削弱民众对安检的支持。
But demanding too much of air travelers or providing too little security in return undermines public support for the process.
可是，如果对飞机乘客的要求过于苛刻，或者相应的安全保障太少，反过来就不利于民众对安检的支持。
If the symptoms fade or go away when a person is away from the home and return when the person returns, an effort should be made to identify indoor air sources that may be possible causes.
如果一个人离开家时症状减轻或消失了，而一回到家症状又出现了，那么人们就应当确定可能引起症状的室内空气污染源。
Then, after taping and painting, screw a “return air” grate over the opening to conceal it but still have access.
然后镶边、涂饰面，再然后在开口上安装“回风”把开口隐藏起来，但“回风”要是可以拆卸的，以便还能接触到内部的构件。
The team found that sending a robot to the Moon is far easier than sending a person - it does not need air or food and there is no return trip.
他们的研究团队发现，与真人相比，把机器人送上月球更简单易行，至少它不需要空气或粮食，更不用考虑如何让它回来。
At issue is the balance between two natural phenomena. One is beneficial: as carbon-dioxide levels in the air rise, plants grow more quickly, absorbing more carbon in return.
问题的关键是两种自然现象之间的平衡，有利的一种是：随着空气中二氧化碳含量升高，植物生长得更快，回过头来吸收更多的碳。
Running down a dune is easier than trekking up it, especially when you bound in great leaps and fly through the air. We return to the train for showers and coffee like happy Bedouins.
这里也是一个好玩的地方，奔下沙丘要比跋涉向上容易得多，特别是你大步跨越时，飞越空中的时候。
Phillip Myers was killed in Afghanistan. Journalists recorded the return of his coffin at Dover air force base in Delaware after his family gave their consent.
在阿富汗丧生的菲利普·迈尔斯的遗体将运抵美国特拉华州多佛空军基地，由于事先征得其家属同意，因此媒体可进入基地采访报道。
Air traffic controllers previously warned of the ash cloud's possible return for Monday, which could have led to the closure of German airports.
德国空中交通管制部门之前曾预警火山灰云将可能在周一返回德国，到时将关闭德国的机场。
11A child waiting at an Air Force base in California for his father -- a SEAL deployed to Afghanistan -- to return home.
一个小孩正在加利福尼亚州的一个空军基地，等待他的父亲——一位还在阿富汗执行任务的海豹突击队队员——回家归来。
Meanwhile, German air traffic control said its air traffic won't be affected by a possible return of the volcanic ash cloud before Wednesday.
以此同时，德国空中交通管制部门宣布，除了火山灰云飘回外，德国的航空在下周三前不会受到影响。
They get oxygen from the air, so they must return to the surface regularly to breathe.
它们从空气中获得氧气，所以它们必须不时地回到海面上呼吸。
Weather forecasters say air quality will return to normal this Wednesday following forecasted strong wind.
天气预报表明，周三伴随着强风的来临空气质量将回归正常水平。
A disposable non-woolen filter, and a panel type washable coarse aluminum filter are installed in the front panel of return air duct of each room, to trap powder generated, if any.
在每个房间回风管的前面板上安装有一台一次性的非毛织品过滤器，以及一台板式可洗粗铝过滤器，以捕捉收集可能产生的任何粉尘。
I hope we can return to our offspring a clean sky and fresh air.
我希望我们能还给我们的子孙后代一个干净的蓝天和新鲜的空气。
Light, elegant light music, the air is emitting a strong aroma of coffee, make people reluctant to return.
淡淡的、优雅的轻音乐，空中散发着浓浓的咖啡香味，使人留恋往返。
Fan coil air outlet and the air return are not at the same level (such as when the outlet for side inlet and outlet for the last time), air inlet and the air return distance can be relatively close.
风机盘管的送风口与回风口不在同一水平面时(如送风口为上侧送、回风口为上回)，送风口与回风口距离可相对近一些。
Go to the field, breathe fresh air of nature, a return to natural right.
去到野外，尽情呼吸大自然的清新之气，回归自然吧。
As another amazing Voss Adventure Week draws to a close, contestants return home a bit sore but refreshed from all the mountain air.
另外一个惊人的沃斯探险周快接近尾声，参赛者们回家身上都会有点儿疼，但是山里新鲜空气会让他们消除疲劳。
Here the air and water discharged from the return valve to the back entrance of the impeller.
在这里空气排出而水又从回流阀返回到叶轮入口。
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。
The importance for the mine to strengthen the maintenance of the air return way and the points needing attention in designing and allocating the ventilation shaft are pointed out.
同时提出生产矿山加强回风道维护的重要性，以及在设计和布置通风井时应注意的问题。
An air of caution could now easily return to markets.
他补充道，“目前股市很容易重新出现小心谨慎的情绪。
My vacation begins next week. I've got a return air ticket to my hometown.
我下周休假，已经买好了回家乡的往返机票。
Measures the clean class for a practical engineering adopting air return from corridor, and the results show that the mode is feasible.
对采用走廊回风的实际工程进行了洁净度检测，结果表明走廊回风是可行的。
Further the influence in jets ventilation of secondary return air on the zones comfort is studied.
通过实验研究了射流送风中二次回风相对一次回风对工作区间舒适性的影响。
Presents the application of fuzzy control technique to the secondary return air system of a symphonic concert hall.
介绍了模糊控制技术在一交响乐厅二次回风空调系统中的应用。
Presents the application of fuzzy control technique to the secondary return air system of a symphonic concert hall.
介绍了模糊控制技术在一交响乐厅二次回风空调系统中的应用。
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