利用整流方式得到平稳的自流，依次需经过_____、整流、________、和稳压四个

Manco has been experiencing substantial losses at its furniture making operation which is treated as a separate operating segment. The company’s year end is 30 September. At a meeting on 1 July 2010 the directors decided to close down the furniture making operation on 31 January 2011 and then dispose of its non-current assets on apiecemeal basis. Affected employees and customers were informed of the decision and a press announcement was made immediately after the meeting. The directors have obtained the following information in relation to the closure of the operation:(i) On 1 July 2010, the factory had a carrying amount of $3·6 million and is expected to be sold for net proceeds of $5 million. On the same date the plant had a carrying amount of $2·8 million, but it is anticipated that it will only realise net proceeds of $500,000.(ii) Of the employees affected by the closure, the majority will be made redundant at cost of $750,000, the remainder will be retrained at a cost of $200,000 and given work in one of the company’s other operations.(iii) Trading losses from 1 July to 30 September 2010 are expected to be $600,000 and from this date to the closure on 31 January 2011 a further $1 million of trading losses are expected.Required:

处置固定资产收回的现金净额为负值，则应按负数在现金流量表“处置固定资产、无形资产和其他长期资产而收到的现金净额项目中反映。( )

物体以一定的初速度沿光滑水平面向右运动，与一个右端固定的轻质弹簧相撞。那么在物体与弹簧接触到压缩到最短的整个过程中

A．一直做匀变速直线运动

B．物体的加速度变大，加速度方向改变一次

C．物体的速度立即变小，加速度先变大后变小

D．物体的加速度变大，当加速度数值最大时，速度最小

医院获得性肺炎的核心病原菌包括（）

A.大肠杆菌

B.克雷伯杆菌

C.对甲氧西林敏感的金黄色葡萄球菌

D.绿脓杆菌

E.耐甲氧西林金黄色葡萄球菌

茂名的博贺港是广东省三大渔港之一，同时也是全国最大的（）生产基地。

A.鱼翅

B.珍珠

C.海蜇

D.南风螺