This paper, using the means of generating function and the operator of xD, compute the average and standard deviation of trials number in gift coupon collecting of a complete set or partial ones.

1、

Detecting her proximity to the store, the Sephora app on her iPhone had triggered Passbook, Apple's coupon and ticket storing app, to remind her.

监测到多兰靠近这家店面之后，其iPhone手机上的丝芙兰应用程序已经启动Passbook【苹果公司（Apple）开发的优惠券和门票存储应用】来提醒她。

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2、

Guests who present their coupon ticket.

出示优惠券的住宿客人。

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3、

Equilibrium pricing for zero coupon bond when the representative's utility shows linear risk tolerance under the linear jump diffusion processes

线性风险容忍度效用下线性跳跃扩散过程的零息债券均衡定价

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4、

For Chinese finance market in current stage, there are many restraints for the deduction of zero coupon bond yield curve.

在中国现有的债券交易格局下，推导零息票债券收益率曲线存在一定困难。

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5、

Coupon bond a debt obligation with coupons attached that represent semiannual interest payments.

有息票债券附有息票的债务，每半年支付利息一次。

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6、

The zero coupon bond and coupon bond pricing equation are then derived;

运用套期保值和套利定价的方法，推导了贴息债券和附息债券的定价方程；

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7、

Main findings in under: ( 1) According to systematic theory union coupling theory I have designed three agricultural ecology pattern.

根据系统学理论结合耦合学说，设计了三种农业生态模式。

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8、

The Application of Hydraulic Coupling in the Medium and Small-scale Power Plant

液力偶合器在中小型热电厂中的应用

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9、

Model of adjustable speed hydraulic coupling control system

调速型液力偶合器控制系统数学模型的建模过程

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10、

The structure and principle of hydraulic coupling were introduced.

介绍了液力偶合器的结构及其工作原理；

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11、

Improvement on Oil System of Feed Water Pump and Hydraulic Coupling

给水泵和液力偶合器油系统改进

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12、

Dynamic character analysis of a new type embedded flexible coupling

新型嵌入式弹性联轴器的动力特性分析

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13、

Car Simulation Analysis and Experimental Study Based on Rigid-flexible Coupling Model

基于刚柔耦合模型的轿车仿真分析及试验研究

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14、

The structural noise control of a complex flexible coupling system

复杂柔性耦合系统结构噪声的控制

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15、

Optimum control of complex flexible coupling system based on power flow

基于功率流方法的复杂柔性耦合系统被动综合最优控制

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16、

After ensuring the male coupling nut is free of scratches, nicks and burr, take the nut and insert into the cable with the thread pointing outward.

按螺纹朝外方向将公螺母装入电线。装入前螺母应被检查过没有刮伤，毛刺。

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17、

To examine diaphragm, disassemble coupling nut ( 6) and lift off pressure plate ( 7).

检查隔膜，拆卸连接螺母（6）并提升压力板（7）。

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18、

Process design of seamless pipe hot upsetting-extruding method for making flange Adaptive EFG-FE Coupling Analysis of Upset Extrusion

采用无缝钢管镦挤法兰突缘的工艺设计镦挤过程自适应耦合无网格-有限元法分析

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19、

Gear coupling is the same number of teeth and the inner ring gear teeth of the flange half-band coupling and other parts.

齿式联轴器是由齿数相同的内齿圈和带外齿的凸缘半联轴器等零件组成。

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20、

Discussed the process of product development and key technology of KBE in UG: KF module, introduced the process of knowledge driven automation. The paper researched the process of the application of KF in product development through an example of the development of a flange coupling.

重点论述了UG中的KBE即KF模块的知识驱动产品开发设计过程及其关键技术，介绍了知识驱动自动化过程，实例剖析了UG中的KF在产品开发设计过程中的应用。

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