To enter Class B airspace, such as an approach to a major metropolitan airport, an explicit ATC clearance is required.
需要持有明确的空中交通管制许可才能进入B类空域，如接近一个大都会机场。
The U.N. pledged to help supervise the clearance of mines.
联合国承诺帮助监督扫雷工作。
An e-mail to the network from Janet Anderson, director of the EPA's bio pesticides division, says "there is no record of a review and/or clearance to field test" the organism.
环保署生物杀虫剂部门主管珍妮特·安德森发给该网络的一封电子邮件表示，“没有对这种生物进行审查和/或野外测试的记录。”
New roads and railways, plus faster customs clearance, all help.
新建公路铁路，外加快速通关，都有用。
Name brand merchandise is easy to find but just like clearance racks, it takes some time to find.
名牌商品很容易就可以找到，但你得花费一些时间。
Some IZs were filled to only five percent of their area. Many IZs still stand empty after site clearance.
一些工业区只有5%投入了使用，许多工业区在场地清理后仍旧空置着。
Red tape proliferated and it took 26 clearance permits and nine months of battling to get IT&T up and running.
此外，创业手续繁琐复杂，IT&T是经过了26道的许可批复和9个月的奋斗后才得以建立起来并投入运营的。
World number 10 Mark Allen lost 5-2 to Stuart Bingham, who impressed with a clearance of 142 in the first frame.
世界第十的马克·艾伦以5-2败给斯图尔特·宾厄姆，后者在第一局中的一杆142分的漂亮清杆让人印象深刻。
The costs of international and local transport, warehousing, port clearance and storage should be met by the donor.
捐助者应负担国际和地方运输、入仓、离港证和储存费用。
"I bought two dresses on sale at Ann Taylor, and I bought four dresses on the clearance rack at Nordstrom," said Ms.
“我在AnnTaylor买了两条特价的裙子，在Nordstrom买了四条特价清理的裙子。”西尔萨·贝克小姐说。
This valve should be installed where it is accessible with sufficient clearance for cleaning, service, or adjustment.
这种阀门应该安装在具有足够的空间进行清洗、维修或调节的地方。
It is the minimum clearance space intended between mating parts and represents the condition of tightest permissible fit.
它是配合零件之间最小的预期间隙空间，代表着允许的最紧配合条件。
If Oleg was pumping me for information because I had had a security clearance when I worked for Senator Fulbright, he came up dry.
因为我为富布赖特参议员工作时曾获得过安全许可，如果奥列格是打算从我这里套出什么情报的话，那他可是一无所获。
The majority of the meat-related emissions come from land clearance and from methane emissions associated with the animals' digestion.
与肉食相关的排放大都来自土地清理和与动物消化道有关的甲烷排放。
Mr Mestrallet is anxious to get some movement, because clearance for the merger from the European Union expires at the end of September.
Mestrallet先生急切地想采取行动，因为欧盟的合并许可在九月底就要过期了。
SCI's warehouse clearance sale gives American customers a chance to buy specially configured SGI systems at a fraction of the regular prices.
SCI系列产品的甩卖活动使美国顾客能以超低价买到特殊配置的SGI系统。
Over the last 10 years, a tiny group of scientists with security clearance was able to see some of the images, but couldn't use them publicly.
在过去的10年中，只有一小群经过忠诚调查的科学家才能见到某些图像，但是不能公开使用它们。
One year later he came back to the office with an odd request. He was applying to become a driver and needed my clearance, which was a formality.
一年之后他回到我的办公室对我提了一个很奇怪的请求，他正在申请驾照，按照程序他需要我出具证明。
Though koalas are Australia's most iconic and adored marsupials, they are under threat due to a shortage of suitable habitat from mass land clearance.
尽管考拉是澳大利亚最具有代表性的哺乳动物，但由于栖息地的减少，它们仍处在危险中。
"Nail houses" are the last homes left standing in areas slated for clearance, so called because they stick out when all around them have been demolished.
“钉子户”是指最后待拆的房屋，当周围所有房屋都被推平，它就像钉子般显眼。
Then it filtered down through the department stores and then trickled on down into some tragic Casual Corner where you, no doubt, fished it out of some clearance bin.
很快就渗透到各大百货商场，渐而沦落到可怜巴巴的“休闲地带”，然后你呢，毫无疑问是在清仓大甩卖的时候把它给淘了出来。
BA, Iberia and American Airlines also won clearance to form their Oneworld alliance, but had to make concessions, such as giving up some lucrative transatlantic slots.
英国航空、西班牙航空和美国航空也得以借此组成寰宇一家联盟，但是必须要做出一些让步，比如放弃一些盈利的跨大西洋航线。
So we need to explore ways of rehabilitating damaged mangroves, discouraging clearance of additional areas, and reintegrating mangroves into fisheries production systems.
因此，我们需要探寻恢复受损红树林的办法，阻止其它地区的清伐活动，将红树林重新纳入渔业生产体系。
Whether this reflects macrophagic dysfunction, or the tail-end of a normal population distribution of aluminium clearance and local tissue response, has not been determined.
然而，这是否反映了巨噬细胞功能障碍，或者反映了铝清除能力和局部组织反应的人群正态分布中的尾端部分，目前对此尚无定论。
Whether this reflects macrophagic dysfunction, or the tail-end of a normal population distribution of aluminium clearance and local tissue response, has not been determined.
然而，这是否反映了巨噬细胞功能障碍，或者反映了铝清除能力和局部组织反应的人群正态分布中的尾端部分，目前对此尚无定论。
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