查询词典 backward difference operator

There are the light on the operator plane, press assistant switch, the operator can drive it easily.

操作台上设有指示灯，按钮辅助开关，司机操作方便，舒适。

In order to improve the operator's ability of distinguishing, diagnosing, and solving printing failures, a simulation printing failures learning system was established on the applying platform of a virtual printing press. Operator can learn how to distinguish the types of printing failures, to find the causes, and to solve the problems from the simulating printed products on a virtual printing press.

为了提高操作者对印刷故障的识别、诊断和排除能力，通过建立在虚拟印刷机使用平台上的印刷故障学习系统，使学习者能够在脱离物理样机的情况下，根据虚拟印刷品学习判断印刷故障的类型、产生的原因和解决方法。

Open the maintenance cabinet on the wall to see the bridge operator's phone number (555-3411). Dial 555-3411 to ask the operator for help.

打开墙上的柜子，里面有工作人员的电话，555-3411，拨通后询问操作方法，结果到关键部分全是噪音，工作人员说完就挂了，我们什么也没听到。

Supervising the telephone department is the head operator or chief operator, sometimes called the telephone supervisor.

主管话务部的人是话务班领班。

Superivising the telephone department is the head operator or chief operator, sometimes called the telephone supervisor.

主管话务部的人是话务班领班。

His grateful father, who was a trained telegraph operator, offered to teach fifteen-year-old Tom to become an operator too.

到了1862年的冬天，爱迪生已经把铁路站长能教给他的东西全部学到了手，并返回波特·休伦，成了这个城镇的电报员。

The university students＇ innovative undertaking complete handbook policy paid attention to the university students＇ innovative undertaking preferential policy recent years,for supported the university students＇ innovative undertaking,national all levels of governments have appeared many preferential policies,involved financing,starts doing business,the tax revenue,imbark training,the imbark instruction and so on many aspects.to planned starts an undertaking the university student,understood these policies,can walk the imbark first step.according to national and the shanghai municipal government＇s related stipulation,the shanghai area graduates the university graduate to start an undertaking may enjoy the free risk assessment,free policy training,the free loan guarantee and the partial taxes and fees reduces four preferential policies,includes specifically: the university graduates (including junior college,university undergraduate course,graduate student) are engaged in the individual management,gets up from the authorized management date,in 1 year exempts pays the individual operator the registration registry fee,the individual operator management fee,the economic contract demonstration text production cost and so on.in addition,if establishes the non-regular enterprise,only needs carries on the registration in the area county street,then tax-free 3 years.

大学生创业完全手册政策关注大学生创业优惠政策近年来，为支持大学生创业，国家各级山西大学生创业出台了许多优惠政策，涉及融资、开业、税收、创业培训、创业指导等诸多方面。对打算创业的大学生来说，了解这些政策，才能走好创业的第一步。根据国家和上海市政府的有关规定，上海地区应届大学毕业生创业可享受免费风险评估、免费政策培训、无偿贷款担保及部分税费减免四项优惠政策，具体包括：高校毕业生（含山西学生创业专科、大学本科、研究生）从事个体经营的，自批准经营日起，1年内免交个体户登记注册费、个体户管理费、经济合同示范文本工本费等。此外，如果成立非正规企业，只需到所在区县街道进行登记，即可免税山西大学生创业。

The shanghai univeity students＇ innovative undertaking preferential benefit many 1,the university graduate starts an undertaking four preferential policy basis country and the shanghai municipal government＇s related stipulation,haiti area graduates the university graduate to start an undertaking may enjoy the free risk assessment,free policy training,the free loan guarantee and the partial taxes and fees reduces four preferential policies,includes specifically: the university graduates (including junior college,university undergraduate course,graduate student) are engaged in the individual management,gets up from the authorized management date,in 1 year exempts pays the individual operator the registration registry fee,the individual operator management fee,the economic contract demonstration text production cost and so on.in addition,if establishes the non-regular enterprise,only needs carries on the registration in the area county street,then tax-free 3 years.

未知： 上海大学生创业优惠多 1、大学毕业生创业四项优惠政策根据中国创业教育网和上海市政府的有关规定，海地区应届大学毕业生创业可享受免费风险评估、免费政策培训、无偿贷款担保及部分税费减免四项优惠政策，具体包括：高校毕业生(含大学专科、大学本科、研究生)1、大学毕业生创业四项优惠政策根据中国创业教育网和上海市政府的有关规定，海地区应届大学毕业生创业可享受免费风险评估、免费政策培训、无偿贷款担保及部分税费减免四项优惠政策，具体包括：高校毕业生(含大学专科、大学本科、研究生)从事个体经营的，自批准经营日起，1年内免交个体户登记中国创业教育网费、个体户管理费、经济合同示范文本工本费等。

The shanghai univeity students＇ innovative undertaking preferential benefit many 1,the university graduate starts an undertaking four preferential policy basis country and the shanghai municipal government＇s related stipulation,haiti area graduates the university graduate to start an undertaking may enjoy the free risk assessment,free policy training,the free loan guarantee and the partial taxes and fees reduces four preferential policies,includes specifically: the university graduates (including junior college,university undergraduate course,graduate student) are engaged in the individual management,gets up from the authorized management date,in 1 year exempts pays the individual operator the registration registry fee,the individual operator management fee,the economic contract demonstration text production cost and so on.in addition,if establishes the non-regular enterprise,only needs carries on the registration in the area county street,then tax-free 3 years.

山西大学生创业：上海大学生创业优惠多 1、大学毕业生创业四项优惠政策根据国家和上海市政府的有关规定，海地区应届大学毕业生创业可享受免费风险评估、免费政策培训、无偿贷款担保及部分税费减免四项优惠政策，具体包括：山西大学生创业毕业生(含大学专科、大学本科、研究生)1、大学毕业生创业四项优惠政策根据国家和上海市政府的有关规定，海地区应届大学毕业生创业可享受免费风险评估、免费政策培训、无偿贷款担保及部分税费减免四项优惠政策，具体包括：山西大学生创业毕业生(含大学专科、大学本科、研究生)从事个体经营的，自批准经营日起，1年内免交个体户登记注册费、个体户管理费、经济合同示范文本工本费等。此外，如果成立非正规企业，只需到所在区县街道进行登记，即可免税3年。

In this space, we construct two kinds independent phase operators by improving supersymmetric annihilation operator and supersymmetric creation operator, and then obtain their eigenstates.

我们进一步将它推广到用超对称谐振子的产生算符和湮灭算符来构造适用于超对称谐振子的双摸相位空间里的二类独立的相位算符并相应地求出了其归一化的本征态。

The French are not suggesting a new EU treaty, but they have plenty of other wheezes.

法国人并不是在建议签署一个新的欧盟条约，但他们有许多其他的阴谋。

This letter was written by my brother.

这封信是我弟弟写的。