The air sampled from the South Pole's clean air sector (a zone where air traffic, land vehicles, and even foot traffic is strictly limited) is touted as the cleanest air on Earth.
南极的洁净空气扇区(这个区域基本上没有任何空中，地面交通工具，甚至连行人都没有)被认为是地球上空气最干净的地方。
With big public-sector debts (the euro-zone average is 84% of GDP), restoring fiscal health could take decades of austerity, especially if growth is sluggish.
公共部门债务庞大(欧元区国债占gdp的比例平均为84%)，经济增长尤其缓慢的条件下，重建良好的财政需要实行几十年的紧缩政策。
Transformational Pluto's long-term presence in this sector suggests that leaving your comfort zone and stepping into unfamiliar territory can truly change your life.
冥王星转换位置长期处于你们的星座，暗示着要离开你们的安乐窝并且进入到你们所不熟悉的新奇领域，那样能够真实地改变你们的生活。
The stress in concrete compressive zone shows that the fracture surfaces of concrete performs sector-arc distribution which is consistent with the experiment results.
受压区混凝土应力表明，混凝土的破坏面呈扇形弧状分布。这与实际测试结果是一致的。
The mathematical model to evaluate the tooth profile error of the sector by using the minimum least square method and the minimum zone method is given.
给出了齿扇齿形误差的最小二乘评定与最小区域评定的数学模型；
The Ruzhou coalfield lies at the front part of thrusting nappe structural zone western Henan sector, south margin of the North China plate.
汝州煤田位于华北板块南缘逆冲推覆构造带豫西段前锋部位，区内逆冲推覆构造较发育。
If the air in the warm sector is rising relative to the frontal zone the fronts are usually very active and are termed ana-fronts.
如果暖区中的空气相对锋区是上升的，那么，锋通常是十分活跃的，被称为上滑锋。
Sometimes the negative pressure control system of boiler in power plant contains a strong nonlinear sector such as dead-zone which makes the system oscillate.
火电厂炉膛负压控制系统中有时含死区类的强非线性环节，死区使该控制回路产生振荡，仅用常规pid控制器无法克服这一现象。
The cold front the weather conditions observed at cold fronts are equally variable, depending upon the stability of the warm sector air and the vertical motion relative to the frontal zone.
冷锋冷锋的天气状况同样是多变的，它依赖于暖区气团的稳定性和相对于锋区的垂直运动。
The cold front the weather conditions observed at cold fronts are equally variable, depending upon the stability of the warm sector air and the vertical motion relative to the frontal zone.
冷锋冷锋的天气状况同样是多变的，它依赖于暖区气团的稳定性和相对于锋区的垂直运动。
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