下列哪项不是急性龋的特点() A.多见于儿童及青年人 B.病变组织颜色浅 C.病变进

题型:单项选择题

问题:

下列哪项不是急性龋的特点()

A.多见于儿童及青年人

B.病变组织颜色浅

C.病变进展快

D.质地软而湿

E.去腐时必须用钻取出

考点:北京住院医师口腔科Ⅰ阶段牙体牙髓科牙体牙髓科题库
题型:单项选择题

列入《安全质量许可制度的进口商品目录》内的货物,必须取得国家检验检疫部门颁发的质量许可证并加贴检验检疫( )方可申请报检。

A.防伪标志

B.安全标志

C.绿色环保标志

D.CIQ

题型:单项选择题

某化学兴趣小组的同学称取18克高锰酸钾来制氧气.当收集到他们所需的氧气后,停止加热让试管冷却,称得试管内剩余固体的质量为16.4克.试求:

(1)该小组同学所制取的氧气质量是多少?

(2)剩余固体是由什么组成的,各有多少克?

题型:单项选择题

Which of the following statements about the demand and supply of money is most accurate People who are:()

A. buying bonds to reduce their money balances will increase the demand for bonds with an associated increase in interest rates.

B. selling bonds to increase their money balances will reduce the demand for bonds with an associated reduction in interest rates.

C. holding money when interest rates are higher will try to reduce their money balances and, as a result, the demand for money decreases.

题型:单项选择题

()制单作业是将客户的委托按照运单的要求形成特定的运单格式。

A.正确

B.错误

题型:单项选择题

由于承包人责任引起的暂停施工,如承包人在收到监理人暂停施工指示后()d内不认真采取有效的复工措施,造成工期延误,可视为承包人违约。

A.14

B.28

C.48

D.56

更多题库