Starting from the exact differential equations of the circular cylindrical thin shells set by W · Flugge, this paper makes a study of the characteristic equation of the open circular cylindrical thin shells deduced by F

1、

In this paper, a approximate exact differential penalty function for optimization with inequality constraint is introduced and its properties are studied. As a result, two new penalty methods are proposed and the global convergence of the two methods is obtained.

为不等式约束最优化问题提出一个连续可微近似罚函数并研究它的性质.在此基础上，提出了两个罚函数方法并证明这两个方法是全局收敛的。

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2、

Exact differential forms and quantum mechanics equation

恰微分形式与量子力学方程

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3、

Additionally, the novel circuits such as differential charge pump and VCO are validated.

也验证了新电路结构如差分电荷泵及差分压控振荡器的可行性。

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4、

Application of the differential lon Pump in a Coaxial Magnetron

差异式离子泵在同轴磁控管上的应用

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5、

A fully differential charge pump for a frequency synthesizer is proposed.

提出了一种应用于频率综合器的全差分电荷泵电路。

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6、

Design of Novel Fully-differential Charge Pump

新型全差分电荷泵设计

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7、

Design of an Improved High Performance Differential Charge Pump

一种改进的高性能全差分电荷泵设计

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8、

Low-speed Stability Analysis of the Speed Control System with a Variable Delivery Pressure Differential Pump and a Speed Restrictor

压差式变量泵和节流阀调速系统的低速稳定性分析

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9、

Development of Novel Differential Pump System in Ultrashort Pulsed Laser-gas Puff Target Interaction Experiments

用于超短强激光与气体靶相互作用实验的新型前置差分抽运系统

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10、

In the aspect of equipments, electronic barometer is replaced by Fortin barometer, electronic differential manometer replaces U-shaped manometer, Backman thermometer substitute 1/ 10 thermometer, accumulator tank is used to substitute accumulator bottle, and heating is also improved.

在设备方面，用电子气压计代替福廷式气压计、用电子压差计代替U型压力计、用电子贝克曼温度计代替1/10温度计、用缓冲罐代替缓冲瓶，同时加热方式也进行了相应的改进。

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11、

The measuring method& result of internal and external flow fields for outdoor unit is introduced by using hot wire anemometer and differential manometer measuring room airconditioner.

介绍了采用热线风速仪和微压差压力计测量分体式房间空调器室外机组内外流场的方法和流场测试结果。

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12、

The Regression Methods of One-Element Curve of Equal Accuracy Measurement in Calibration of Flow Differential Manometer of Water Turbine Spiral Case

水轮机蜗壳流量压差计标定中等精度测量的一元曲线回归方法

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13、

He decided to get some fast wheels to make up the difference.

他决心去弄些跑得飞快的轮子来改变这种境况。

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14、

because solar and wind is going to make up the difference.

因为太阳能和风能会弥补这一缺失。

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15、

According to Spanish media outlets, the pilot program is intended to reduce employers' risk by having the government make up the difference in salary when workers switch to a four-day schedule.

据西班牙媒体透露，在员工转为四天工作制后，该试点项目将会通过让政府填补损失的工资成本来降低雇主风险。

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16、

A common remedy for wage violations1 is an order that the employer make up the difference between what the employee was paid and the amount he or she should have been paid.

违反工资条例的一个普遍的补偿方式是命令雇主补足应付给雇员的那部分工资。

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17、

To make up the difference, the NFL produced 30000 cardboard cutouts of fans to fill most of the remaining seats.

为了弥补这一差距，NFL制作了3万个“纸板球迷”来填补剩余的大部分座位。

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18、

Retirement-typically at age 65-brings a sharp decrease in personal income. Social Security benefits usually cannot make up the difference. Older people may suffer from poor nutrition, medical care and housing.

退休通常在六十五岁的时候使个人收入骤减，而社会保障制度的福利并不能补足差额，老年人常遭遇营养、医疗照顾、和居住环境的问题。

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19、

Sometimes it is necessary to make up the difference in other ways.

有时是必要的补足差额，在其他的方式。

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20、

Sudan and South Sudan failed to meet a United Nations August 2 deadline to settle differences on citizenship, oil revenue, and border demarcation that remain unresolved 13 months after the two nations split.

南苏丹与苏丹没有在联合国规定的最后期限8月2日之前解决国籍、石油收入以及边界划界等问题。这两个国家分离之后，这些问题悬而未决已达13个月。

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Starting from the exact differential equations of the circular cylindrical thin shells set by W · Flugge, this paper makes a study of the characteristic equation of the open circular cylindrical thin shells deduced by F · Dischinger.