平板式制动梁滑槽磨耗板，更换时须三面满焊。

在以下关于国家预算的描述中，错误的是( )。

A．国家预算是政府的财政收支计划

B．国家预算是财政收支计划执行的总结

C．国家预算的执行是财政资金的筹措与使用

D．国家预算的编制反映政府的政策意图

Robert is a sculptor at Shingai Sculptors, a partnership of five sculptors. The members serve a six-month term each as Chairman. The Chairman’s duties include making contracts for the purchase of stone and sale of finished sculptures.Robert has just completed his term of office as Chairman. When his successor, Morgan, took over, he discovered that Robert had entered into a contract for the delivery of two tonnes of assorted rock from Germinston Quarries; and further, that Robert had entered into an agreement with a visiting Texas businessman, Digger Barnes, for the supply of 1,000 assorted stone sculptures for sale in a Dallas gift shop (the ‘Barnes contract’).When the stone was delivered it was obvious that, although suitable for general sculpture work, it was totally unsuitable for the style of sculpture carried out at Shingai Sculptures. Morgan has further discovered that Robert is filling the entire ‘Barnes contract’ from his work and has not brought it to the notice of the partnership.Required:In relation to partnership law, advise Morgan as to:

(a) Whether or not the partnership can rescind the ‘rock’ contract with Germinston Quarries. (5 marks)

下列关于胃癌的描述正确的有（）

A.与幽门螺杆菌的感染有关

B.好发生在胃窦部

C.肠上皮化生与胃癌的关系密切

D.早期胃癌常无局部淋巴结转移

E.晚期常经血道转移到肺

根据《中国电信IP城域骨干网组网与策略规范（2010版）》，IBGP运行在城域网核心层和业务接入控制层，承载用户路由。为便于实施和维护，提高扩展性，对大型城域网可采用一级RR结构，如果RR的IBGPPeer大于：（），原则上通过增加cluster提高网络的可扩展性。

A.150

B.100

C.50

D.200

pH＝1.00的HCl溶液和pH＝2.00的HCl溶液等体积混合后，溶液的pH值为（）

A.1.5

B.3.00

C.1.26

D.2.00