在匀强磁场中有一个原来静止的碳14原子核,它放射出的粒子与反冲核的径迹是两个相内

题型:选择题

问题:

在匀强磁场中有一个原来静止的碳14原子核,它放射出的粒子与反冲核的径迹是两个相内切的圆,如图所示.那么碳14的衰变方程为(  )

A.+

B.+

C.+

D.+

考点:带电粒子在匀强磁场中的运动α衰变β衰变半衰期
题型:选择题

未经许可不带外人进入宿舍,严禁留外人在宿舍住宿,保持室内安静,不在室内大声(),不影响其他人员休息。

题型:选择题

儿少卫生学的研究对象的年龄范围()。

A.0~18岁

B.0~20岁

C.0~23岁

D.0~25岁

E.0~28岁

题型:选择题

以下用于长Q-T间期综合征的药物是()

A.利多卡因

B.莫雷西嗪

C.胺碘酮

D.美西律

E.奎尼丁

题型:选择题

Riding School:

You can start horse-riding at any age. Choose private or group lessons any weekday between 9 a. m.and 8:30 p.m.(3:30 p.m.on Saturdays). There are 10 kilometers of tracks and paths for leisurely rides across farmland and open country. You will need a riding hat.

Opening Hours: Monday through Friday:9:00 a.m.—8:30 p.m.

Phone:( 412)396—6644  FaxL412) 396-6752

Sailing Club:

Our Young Sailor’s Course leads to the Stage 1 Sailing qualification. You’ll learn how to sail safely and the course also covers sailing theory and first aid. Have fun with other course member, afterwards in the clubroom. There are 10 weekly two-hour lessons (Tuesday 6:00 p.m—8:00p.m)

Opening Hours:Tuesdays:6:00p.m—8:00 p.m.

Phone: (412)396—6644 Fax: (412)396—6644

Diving Center:

Our experienced instructors offer one-month courses in deep-sea diving for beginners. There are two evening lessons a week, in which you learn to breathe underwater and use the equipment safely. You only need a swimming costume and towel. Reduced rates for couples.

Opening Hours: Monday and Friday:6:30p.m-8:30p.m.

Phone: (412)396-6312  Fax: (412)396-6706

Medical Center:

The staff of the Medical Center aim to provide convenient and comprehensive medical care to students and staff of the university. The center is well equipped and the staff here are trained to deal with a broad range of medical problems. Both female and male doctors as well as nursing staff are available for consultation. Also, all kinds of medicines are sold here and are cheaper for students than other drugstores.

Opening Hours: 24 hours from Monday to Sunday

Phone:(412)396—6649  Fax:(412) 396—6648

Watersports Club:

We use a two-kilometer length of river for speedboat racing and water-skiing.A beginners’ course consists of ten 20-minute lessons. You will learn to handle boats safely and confidently, but must be able to swim. The club is in a convenient central position and is open daily from 9 a. m to 4 p.m, with lessons all through the day.

Opening Hours: Monday through Friday: 9:00a.m.—4:00 p.m.

Phone: (412)39606899 Fax: (412) 396-6890

小题1:If you want to swim and enjoy activities which are fast and a bit dangerous, you should join _____.

A.Diving Center

B.Watersports Club

C.Riding School

D.Sailing Club小题2:If you want to experience a new activity in the countryside in the mornings, you may fax ______.

A.(412) 396-6706

B.(412) 396-6648

C.(412) 396-6876

D.(412) 396-6752小题3:If you are planning to explore the ocean depths, you should attend your lessons at___.

A.Monday through Friday:7:00a.m.——10:00 p.m.

B.24 hours from Monday to Sunday

C.Monday and Friday:6:30p.m.—8:30p.m.

D.Tuesdays:6:00p.m.—8:00p.m.小题4:You want to do an activity one evening a week and get a certificate in the end, you can go to _________.

A.Diving Center

B. Watersports Club

C.Riding School

D.Sailing Club小题5:Which is NOT the convenience that the Medical Center provides?

A.Well trained staff members.

B.Good equipment.

C.Nursery for newly-born babies.

D.Various less expensive medicines.

题型:选择题

由于信贷管理系统重复授权,隔日发现重复发放贷款,错账种类选择(),根据系统提示录入其他信息进行错账调整.

A.正确金额

B.记账

C.重复记账

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