关于润滑油适用于的操作条件,下列说法不正确的是()。A.适用于高温 B.适用于低速运

题型:单项选择题

问题:

关于润滑油适用于的操作条件,下列说法不正确的是()。

A.适用于高温

B.适用于低速运转的设备操作条件

C.适用于冲击负荷下工作

D.适用于高速运转的设备

考点:加氢裂化装置操作工考试高级加氢裂化装置操作工高级加氢裂化装置操作工题库
题型:单项选择题

动词填空 用括号内所给动词的适当形式填空。(本大题共8分,每小题1分)

小题1:If each of the fans who are the first twenty to arrive _________ (give) a ticket, the film will

be famous in a few days.

小题2:I found he _________ (explain) the problem to his students when I walked into his office.

小题3:The local government promised that they _________ (stop) farmers from taking more land.

小题4:Jerry, it’s the third time that you __________ (forget) to bring your math book.

小题5:Who do you think _________ (win) the first prize in tomorrow’s competition?

小题6:Jack and John became friends again last week. Until then, they _________ (not speak) to each other for nearly five years.

小题7:No matter how nice this fruit _________ (smell), I prefer not to eat it.

小题8:Sandy’s mother is often seen enjoying beautiful music through her Apple iPhone 5 while __________ (take) a bus home after work.

题型:单项选择题

在病理状态下才显示于X线平片上的是()

A.骨皮质

B.骨灰质

C.骨髓腔

D.骨膜

E.血管滋养孔

题型:单项选择题

有关肠梗阻的呕吐,以下说明哪些是错误的

A.高位小肠梗阻呕吐出现早、频
B.低位小肠梗阻呕吐出现迟,呕吐物为胃内容物
C.结直肠梗阻很晚才出现呕吐
D.麻痹性的肠梗阻呈溢出性呕吐
E.绞窄性肠梗阻呕吐物为血性

题型:单项选择题

由于()的存在,使各层注水受效程度不同,造成各层油层压力和含水率相差悬殊。

A、层内矛盾

B、平面矛盾

C、层间矛盾

D、开发矛盾

题型:单项选择题

妇女特殊的生理功能有:()

A.月经

B.妊娠

C.带下

D.产育

E.以上都是

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