辅助蒸汽汽源和用户有哪些？

下列各组物质中，前者为强电解质，后者为弱电解质的是（ ）

A．硫酸，硫酸钡

B．碳酸，碳酸钠

C．食盐，酒精

D．碳酸氢钠，醋酸

某啤酒生产线设备安装工程项目。施工项目经理部在各工程正式施工开始前，对各项准备工作及影响质量的各因素和有关方面进行了质量控制。
施工项目经理部为了确保工程项目质量符合设计意图和国家规范、标准的要求，采用 PDCA循环方法对该工程进行质量控制。
以下是该施工项目经理部在质量控制过程中的部分具体方法：
(1) 确定质量总目标并分解成分目标；
(2) 绘制竣工图；
(3) 对工程进场材料进行检验；
(4) 进行联动调试和试运转；
(5) 检查竣工资料文件；
(6) 编制施工组织总设计；
(7) 参加设计技术交底；
(8) 对施工工艺、方法、工序进行质量监督。

在质量控制过程中的部分具体方法分别属于哪个阶段质量控制的主要内容

胶料的操作焦烧时间是指什么？

Many foreigners who have not visited Britain call all the inhabitants English, for they are used to thinking of the British Isles as England. (1) , the British Isles contain a variety of peoples, and only the people of England call themselves English. The others (2) to themselves as Welsh, Scottish, or Irish, (3) the case may be; they are often slightly annoyed (4) being classified as "English".

Even in England there are many (5) in regional character and speech. The chief (6) is between southern England and northern England. South of a (7) going from Bristol to London, people speak the type of English usually learnt by foreign students, (8) there are local variations.

Further north regional speech is usually " (9) " than that of southern Britain. Northerners are (10) to claim that they work harder than Southerners, and are more (11) They are open-hearted and hospitable; foreigners often find that they make friends with them (12) Northerners generally have hearty (13) : the visitor to Lancashire or Yorkshire, for instance, may look forward to receiving generous (14) at meal times.

In accent and character the people of the Midlands (15) a gradual change from the southern to the northern type of Englishman.

In Scotland the sound (16) by the letter "R" is generally a p sound, and "R" is often pronounced in words in which it would be (17) in southern English. The Scots are said to be a serious, cautious, thrifty people, (18) inventive and somewhat mystical. All the Celtic peoples of Britain (the Welsh, the Irish, the Scots) are frequently (19) as being more "fiery" than the English. They are (20) a race that is quite distinct from the English. (289 words)

Notes: fiery 暴躁的，易怒的。

（12）（）

A.swiftly

B.promptly

C.immediately

D.quickly

甲氧苄啶结构式为（）

A.

B.

C.

D.

E.