萃取塔的原料液与萃取剂产生液泛的原因是()。 A.两者流量过大 B.流速过大 C.流

题型:多项选择题

问题:

萃取塔的原料液与萃取剂产生液泛的原因是()。

A.两者流量过大

B.流速过大

C.流动阻力增加

D.两相接触时间减少

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题型:多项选择题

A

WELCOME

Welcome to Windsor Castle, the oldest and largest occupied castle in the world. Windsor is one of the official residences (住所)of the Queen, who sometimes stays here.

Audio tours

Free audio tours are available on leaving the Admission Centre at the start of your visit. There is a descriptive audio tour for blind and poor-sighted visitors.

Guided tours

Visitors can explore the history of the Castle through a tour of the Precincts with an expert guide. Tours depart at regular intervals throughout the day from the Courtyard and finish at the en- trance to the State Apartments.

Visitors with children

For those visiting with children, a special family tour and various activities are offered during school holidays and at weekends. Please note permitted in the State Apartments. However, baby carriers are available to borrow.

St George’ s Chapel

Visitors arriving at the Castle after 15:00 from march to October are advised to visit St George’ s Chapel first, before it closes.

Shopping

Shops offer a wide range of souvenirs designed for the Royal Collection, including books, post- cards, china, jewellery, and children’ s toys. Please ask at the Middle Ward shop about our home de- livery service.

Refreshments

Bottled water can be purchased from the Courtyard and Middle Ward shops. From April to September ice cream is also available. Visitors wishing to leave the Castle for refreshments in the town may obtain re-entry permits from the castle shops. Eating and drinking are not permitted in the State Apartments or St George’ s Chapel.

Photography and mobile phones

Non-commercial photography and filming are welcomed in the Castle. Photography, video re- cording and filming are not permitted inside the State Apartments or St George’ s Chapel. Mobile phone must be switched off inside the State Apartments and St George’s Chapel in consideration of other visitors.

Security

As Winter Castle is a working royal palace, visitors and their belongings should get through air-port-style security checks. For safety and security reasons a one-way system operaters alone the visitor route.

What is specially offered to visitors with kids().

A. A security guard.

B. A pushchair.

C. A free toy.

D. A baby carrier.

题型:多项选择题
给定矩阵A=
12
-14
B=
5
3
;求A4B.
题型:多项选择题

下列不属于先天性非溶血性黄疸的是()

A.Dubin-Johnson综合征

B.Gilbert综合征

C.遗传性球形红细胞增多症

D.Crigler-Najiar综合征

E.Rotor综合征

题型:多项选择题

测量竖直角时,采用盘左、盘右观测,其目的之一是可以消除( )误差的影响。

A.对中

B.视准轴不垂直于横轴

C.指标差

D.整平

题型:多项选择题
一列队伍长50m,跑步速度是2.5m/s,队伍全部通过一长100m的涵洞,需要的时间是(  )

A.60s

B.50s

C.40s

D.20s

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