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This paper presents a model of two level multiobjective linear programming based on dual theorem and a solving process tested on optimal production planning of company level in which the profits of refineries are considered.

本文根据对偶理论建立了二水平多目标线性规划的优化模型，提出了计算方法，并对计及炼油厂效益的公司级排产方案进行优化计算。

The dyne level reflects the surface wettability the higher the dyne level, the better the wettability/adhesion.

达因水平的反映表面润湿性-更高的达因水平，更好的润湿性/粘连。

high level of e2 qizhixuey type of dysmenorrhea, and high level of fsh in ganshenxukui type were observed.

气滞血瘀型的e2与其它5型相比均有统计学差异（p＜0.005）；而其他5型之间的e2比较均无统计学差异。

This level, just above the distributor and eductor in the column (Figure 1), is part of a mixing zone, and apparently shows an anomalous lower holdup profile than the 78 cm level.

图3b表示柱中部四个位置的固体流速的时间平均化轴向成分也有相同的定量结果。

Metals on the absorption of laser light energy to the metal actually inside the transmission, once the incident laser photon to metal crystals, photon elastic collision with electrons, photons transfer their energy to the electronics, from the low-energy level of electronic transitions to the high-energy level.

金属对激光的吸收实际上也是光能向金属内的传输，一旦激光光子入射到金属晶体，光子就与电子发生弹性碰撞，光子将其能量传递给电子，使电子由原来的低能级跃迁到高能级。

Because getting your name to stand ut in the crowd, to rise above the din of what is today's fiercely competitive marketpc ce, i s difficult work best left to senior level PR pros who can elate to your industry like an insider, and can repredent you at a higher level than your competit rs enjoy.

因为得到您的姓名站出来在人群中，超越声什麼是今天的竞争激烈的市场，是艰难的工作最好留待高层公关的利弊，谁可以涉及到您的行业g 样，一内幕，并能代表你在更高层次上比您的竞争对手的享受。

Because getting your name to stand ut in the crowd, to rise above the din of what is today's fiercely competitive marketpk ce, i s difficult work best left to senior level PR pros who can elate to your industry like an insider, and can repredent you at a higher level than your competit rs enjoy.

因为得到您的姓名站出来在人群中，超越声什麼是今天的竞争激烈的市场，是艰难的工作最好留待高层公关的利弊，谁可以涉及到您的行业x 样，一内幕，并能代表你在更高层次上比您的竞争对手的享受。

The electrization level has become an important index to weigh whether the rural area has reached the well-off level or not.

农村电力在农村经济和社会发展中起着举足轻重的作用，电气化水平己成为衡量农村地区是否已经达到小康水平的一个重要指标。

The excited electron jumps to a higher energy level and falls back to a lower level, emitting a photon with a given energy.

被激发的电子首先跃迁到更高的能级，然后回落到较低能级，同时辐射一个具有一定能量的光子。

Compared with the density of states of the alloying system, the increase of the structural stability of Mg-Al alloy with Sb or Bi additions attributes to an increase in the bonding electron numbers at lower energy level below Fermi level, which mainly originates from the contribution of the valence electron numbers of Mg, Mg, Al, Bi and Sb orbits.

电子态密度的分析结果进一步表明，Mg-Al系合金中相结构稳定性提高的主要原因在于：Sb、Bi合金化后，体系费米能级以下低能级区成键电子数的增多，其来源主要是Mg、Mg、Al、Bi和Sb的价电子。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。