Individual countries can set their own security policy but minimum standards are controlled by the European Commission, a spokesperson for the UK's biggest airport operator, BAA, says.
英国最大机场运营商英国机场管理局的发言人表示，各个国家可设定自己的安全政策，但其最低标准将由欧盟控制。
Many laser measuring devices have setting which shows minimum and maximum dimensions; the operator must merely scan the dot along an edge. This is helpful for taking diagonal measurements.
许多激光测量设备有显示最小和最大尺寸的设定；操作者必须只能沿着边缘点扫描。在测量对角线长度的时候这一点非常有用；
On the basis of the charge discreteness, the quantum fluctuations fo the charge, current and energy in the mesoscopic metal dual rings are calculated by the minimum shift operator.
基于电荷离散化的事实，运用最小平移算符的性质，计算介观金属双环系统中电荷、电流以及能量的量子涨落，研究影响量子涨落的因素。
Shell will be the operator under the contract, which involves a minimum of two exploration wells in the first two years.
根据合同，壳牌担任作业者，在合同的头两年内钻探至少两口初探井。
Yes, there is. With operator assisted called there is a minimum charge of three minutes, but there is no minimum charge for IDD calls.
是的，有。总机转电话有最少三分钟的费用，但国际直拨电话没有最低付费。
This paper presents an optimization of centered finite-difference operator based on the principle of constrained cost function, which can reduce the truncation error to minimum.
作者根据约束性代价函数原理提出了能够使得截断误差最小化的中心差分优化算子。
This paper presents an optimization of centered finite-difference operator based on the principle of constrained cost function, which can reduce the truncation error to minimum.
作者根据约束性代价函数原理提出了能够使得截断误差最小化的中心差分优化算子。
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