锉削速度一般应在40次/分钟左右,推出时稍快,回程稍慢。( )

题型:判断题

问题:

锉削速度一般应在40次/分钟左右,推出时稍快,回程稍慢。( )

考点:钳工钳工基础知识钳工基础知识
题型:判断题

老年阑尾炎可见()

A.颈部不适伴有四肢乏力,行走、持物不稳,并出现病理征 

B.颈部疼痛伴右上肢放射性疼痛,右前臂及拇、示指麻木 

C.颈部不适伴有头晕、恶心、呕吐,并出现Horner综合征 

D.颈部疼痛伴有头痛、眩晕、视物障碍,偶出现猝倒 

E.颈部疼痛伴上肢放射痛、四肢出现乏力,双下肢行走时有踩棉花感

题型:判断题

Dijo Ltd carries on a food packaging and distribution business. The company’s business premises are separated into an office, which deals with the administration of the business, and a factory section, where the packaging and distribution take place.Dijo Ltd has always operated a ‘no smoking’ policy in the factory section, although there is no reference to this in any employee’s contract of employment. Smoking is permitted, however, in the office section, and this is a concern of resentment between office and factory staff, and for those office workers who do not smoke.Required:Advise Dijo Ltd:

(c) how the company should proceed in order to ban smoking throughout its premises. (2 marks)

题型:判断题

汽车车轮定位的检测有()检测法和()检测法两种类型。

题型:判断题

对不具备网络直报条件的医疗机构,发现麻疹病例或麻疹疑似病例,应采取最快的方式进行快速报告,城市必须在()小时以内,农村必须在()小时以内报至当地县级疾病预防控制机构,同时在24小时内寄出传染病报告卡。

A、2,6

B、2,12

C、6,12

D、6,24

题型:判断题

棕榈山梨坦属于()

A.阴离子表面活性剂

B.阳离子表面活性剂

C.非离子表面活性剂

D.两性离子表面活性剂

E.三性离子表面活性剂

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