某人计划在15天里加工408个零件，前3天每天加工24个，问以后每天至少加工多少

某未知溶液中已检验出含有离子Ca²⁺、NO₃^－，且pH=2。欲检验此

溶液是否大量存在以下6种离子：

①ClO^－②NH₄⁺ ③Fe³⁺ ④I^－ ⑤AlO₂^－ ⑥Cl^－，其中不必检验就能加以否定的离子是

A．③⑤⑥

B．④⑤⑥

C．①③④

D．①④⑤

服用痛风定胶囊后不宜立即饮茶是因其含有（）

A.川乌

B.附子

C.天南星

D.土茯苓

E.川牛膝

再生能力最弱的细胞是（）

A.肝细胞

B.神经细胞

C.呼吸道黏膜细胞

D.内分泌细胞

E.神经胶质细胞

DOM is a platform and language- (51) API that allows programs and scripts to dynamically access and update the content, structure and style of WWW documents (currently, definitions for HTML and XML documents are part of the specification). The document can be further processed and the results of that processing can be incorporated back into the presented (52) . DOM is a (53) -based API to documents, which requires the whole document to be represented in (54) while processing it. A simpler alternative to DOM is the event-based SAX, which can be used to process very large (55) documents that do not fit info the memory available for processing.

A．table

B．tree

C．control

D．event

在循环水岗位，用来给装置供水的循环水泵属于（）。

A、往复泵

B、离心泵

C、转子泵

D、旋涡泵