在机舱发生大火时,若使用泡沫灭火,应使用()泡沫灭火系统。 A.低膨胀率 B.中膨胀

题型:单项选择题

问题:

在机舱发生大火时,若使用泡沫灭火,应使用()泡沫灭火系统。

A.低膨胀率

B.中膨胀率

C.高膨胀率

考点:船舶防火与灭火船舶消防船舶消防题库
题型:单项选择题

“有天地然后有万物,有万物然后有男女,有男女然后有夫妇,有夫妇然后有父子,有父子然后有君臣,有君臣然后有上下,有上下然后礼义有所错”。上述材料揭示的主旨是

A.三纲五常

B.家国同构

C.社会起源

D.君主专制

题型:单项选择题

Before you leave for the airport

Ensure that you have your passports (and any necessary visas), tickets and money in your hand luggage.

If packing medicines, ensure that they are in their original packaging as this will avoid delays or prevent them from being taken away at customs.

Do not wrap presents as they may have to be unwrapped by security staff or customs. 

The Department of Health has devoted a section of their site to health advice for traveling abroad.

Getting to the airport

Always allow plenty of time to reach the airport. You should arrive there 2 hours before the take-off for international flights and one hour before the take-off for domestic flights.

If you are driving to the airport, ensure that you have booked airport parking in advance.

If you are being driven by a friend who wants to see you off, ensure that he / she knows where the short stay parking is located.

If taking a taxi, ensure that the firm you intend to use has taxis available at the time you wish to travel.

At the airport

Be aware that increased security has considerably lengthened the time it takes to go through check in and security.

Make sure you keep your baggage with you at all times and alert any member of airport staff to any unattended package.

Never look after baggage belonging to other people or carry anything onto the aircraft for someone else.

Keep a close eye on the display boards announcing which gate flights depart from.

In the air

If on a long flight, move your feet around, or get up and walk around regularly if you can.

Avoid dehydration (脱水) by drinking plenty of water or other non-alcoholic drinks.

Don’t eat too heavily before or during a long flight as this will help to avoid indigestion and hypertension (高血压).

To reduce jet lag (时差反应), have some extra sleep before the trip, get some sleep during the flight and try to make mealtimes the same as the time of meals at your destination.

65. Before leaving for the airport, you should NOT ______.

A. make sure that you have all the necessary things with you

B. ensure that any packed medicines are in their original packing

C. wrap presents up tightly for the safety

D. know some advice for traveling abroad from the website

66. You should ensure that you have booked the airport parking in advance if _______.

A. you are going on an international flights   B. you drive to the airport yourself

C. a friend drives you to the airport         D. you take a taxi to the airport

67. When waiting for your flight at the airport, you should pay the most attention to _______.

A. the display boards showing which gate the flight departs from

B. baggage belonging to other people

C. unattended package  

D. the time it takes to go through check in and security

68. During the flight you should follow the following advice EXCEPT _______.

A. always to sit on a long flight    B. to drink enough water to avoid dehydration

C. not to eat too much so as to avoid indigestion and hypertension

D. to make mealtimes the same as the time of meals at your destination

题型:单项选择题

药品生产、流通过程中形成的价格水平是指

A.药品有效性
B.药品安全性
C.药品稳定性
D.药品均一性
E.药品经济性

题型:单项选择题

2014年9月19日,阿里巴巴成功登陆美国纽约证券交易所,93.89美元的收盘价让阿里巴巴市值当日跃至2314亿美元,成为仅次于谷歌的全球第二大互联网公司。下列对阿里巴巴公司理解正确的有()

①股东大会会议实行一股一票的原则

②公司的经理及其助手拥有决策权

③公司资本必须划分为等额股份

④无需向社会公开公司的财务信息

A、①③

B、②④

C、①②

D、③④

题型:单项选择题

根据《关于全面深化“一岗双责”进一步完善安全生产责任制的通知》各级人民政府及部门要建立健全领导班子全员安全生产责任制,深化安全生产“一岗双责”,落实政府()责任?

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