事实上，在相反的方向，两次计算了这些通量。
So, in fact, you'll be summing the flux through these guys twice with opposite orientations.
任何两次计算结果都不相同，但当这些结果综合在一起后，它们就组成了一幅合理的图画，描绘了人群在烟雾下的暴露情况。
No two iterations of the simulation might be identical, but collectively they build up a realistic picture of the population’s smog exposure.
跟那些在经济危机扩散之时财务状况会变得岌岌可危的债券保险公司做对冲避险生意时，摩根大通都会做两次计算分析：第一次假设避险成功的情形，再一次则假设所购对冲工具变的一文不值的情形。
Hedging through bond insurers, whose finances grew shaky as the crisis spread, was calculated twice: once assuming the hedge would hold, and again assuming it was worthless.
拿起计算器，你会发现，40多年来，每月两次外出吃晚餐，每次花费40美元，总计50万美元。
Grab a calculator and you'll discover that, over 40 years going out to dinner twice a month at $40 each time amounts to half a million.
这样执行的时间会更长，因为每个计算都至少要执行两次。
This will take a long time because at least one of the calculations will be performed twice.
如果这些计算有某些副作用(例如打印、修改全局变量等)，那情况就更加严重了，因为这些副作用都会被处理两次。
It's even worse if one of those calculations has side effects (like printing, modifying a global variable, etc.) because these side effects will be processed twice.
如果交易额的计算非常复杂，样式表就快不起来，因为每笔交易都必须计算两次。
If the calculation of the value of a transaction was particularly complicated, your stylesheet might not run as quickly because it must calculate the total value of each transaction twice.
去年秋天，Sophos实验室的计算机安全团队报告称，他们每周能发现一到两次针对Mac的攻击，与之相比，每天有成千上万起针对WindowsPC的攻击。
Last fall, the computer security team at Sophos Labs reported that they were seeing one or two attacks on Macs each week, compared with tens of thousands per day against Windows PCs.
他们将那些随意的、基于x86的计算机零件带回宿舍，将它们添加到托管具有传奇色彩的“爬网蛛”的Frankenstein机器上，爬网蛛—两次—记录下了斯坦福市的整个网络。
They'd bring these random x86-based computer parts back to their dorm room to add to the Frankenstein machine hosting the legendary rogue Web crawler that took down Stanford's entire network-twice.
美国仍然是实至名归的超级计算能力第一，有全世界‘500台超级计算机’清单中的275台，该清单每年更新两次。
The U.S. remains the foremost supercomputing power on the planet with 275 of the world's top 500 supercomputers on the list, which is published twice a year.
将运行时间作为两次度量的增量计算出来。
Calculates the elapsed time as a delta of the two measurements.
使用限制候选区域和两次阈值分割的方法减少计算量，提高了计算精度。
And the method of limited candidate region and twice thresholds was used to reduce computation load and improve precision.
如果数字计算机两次失败，飞行控制系统切换到模拟模式。
If two of the digital computers failed, the flight control system switched to the analog mode.
只需对系统进行两次常规潮流计算，即可根据公式迅速判断系统每一个节点的电压稳定性，同时计算出各个节点的电压稳定裕度。
After twice calculations to power flow, the static-voltage stability and voltage-stability indexes of every node can be judged and obtained respectively with the new formula.
根据等效换算处理原则的两次应用，两种计算列车制动力的相关方法得以建立。
According to twice applications of equal effective conversion treatment principle, two relative methods of train braking force calculation are established.
后者由于把一个二阶微分方程的求解转化成为两次积分问题，也使计算过程简化。
For the latter, since we transform the problem to seek to solve the second order differential equation into that of twice integrations, the calculating process is also simple.
它采用了一种可由计算机控制的、可变空间频率的莫尔条纹投影仪，利用不同空频的两次变精度测量，以适应待测物体形面的突然起伏。
A new kind of moire fringe projector controlled by computer is used for changing the spacial frequency to adapt the contour of the object to be measured.
用该方法计算华北地区降水性层状云两次降水过程的平均降水效率分别为68%和59%。
The precipitation efficiencies of two stratiform clouds processes over North China are 68% and 59% respectively.
用屏蔽库仑势简化了钠原子的哈密顿，用两次微扰法计算了钠原子的能量，结果与实验值符合得较好。
The Hamiltonian of sodium atom is reduced by using screening Coulomb potential, and the energy levels of sodium atom are calculated by means of twofold perturbation.
一个简单的例子是计算相隔十年的两次人口普查之间的平均值，从而估计第五年的人口。
A simple example is calculating the mean of two population counts made 10 years apart to estimate the population in the fifth year.
该计算方法求解电磁转矩时只需进行两次磁场计算，从而减小了计算量，同时计算精度也有所提高。
The calculation method which I used to solve electromagnetic torque need the magnetic field calculated only twice, thus reducing the amount of calculation, while the accuracy has improved.
用两次获得的谐振频率，可以准确计算电网的电容电流。
The ground capacitance current can thus be calculated using the two resonance frequencies for the power systems.
通过对两次线损理论计算结果的比较，验证了降损方案的可行性和经济性。
According to the comparison of the two results, the feasibility and economy of the scheme is validated.
用两次转弯截击计算我机截击预案一次转弯后的平飞距离和应飞航向。
By use of two swerve volley arithmetic, the distance of flat flight and the course after the first swerve was computed in the volley prediction of our planes.
在把压力升到每一个试压压力的过程当中，为了计算试压管线当中空气的体积要进行两次测试。
During the pressurization to each test pressure, two tests shall be carried out for the calculation of air volume in the pipeline under test.
当每两次中断秒就加1，并进行年历计算。
When interrupted every two seconds plus 1, and the calendar calculation.
用计算机辅助 ，在两组不同溶剂系统中用两次展开技术与计算机扫描技术相结合来优化展开条件 ，取得了比较满意的结果。
We optimized the separation conditions of nine compounds in two types of solvent system by double-unfolding technique and computer scanning technique with satisfactory results.
用计算机辅助 ，在两组不同溶剂系统中用两次展开技术与计算机扫描技术相结合来优化展开条件 ，取得了比较满意的结果。
We optimized the separation conditions of nine compounds in two types of solvent system by double-unfolding technique and computer scanning technique with satisfactory results.
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