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【单选题】
最易形成慢发病毒感染的病原体是
A.
HIV
B.
HBV
C.
HAV
D.
HSV
E.
HPV
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举一反三
【单选题】单选题4:以同度量因素的报告期数值与基期数值的平均值为同度量因素数值来计算综合指数的方法是( )
A.
变换权数法
B.
交叉加权法
C.
几何平均法
D.
固定加权法
【简答题】Improper handling of ___(complain)may lead to the dissatisfaction of customers.
【简答题】Considering this damage was due to the rough handling by the steamship company, we claimed on them for recovery of the loss; but an investigation made by the surveyor has revealed the fact that the da...
【简答题】翻译下面的一段商务英语信函,注意使用正确规范的语言。 Considering this damage was due to the rough handling by the steamship company, we claimed on them for recovery of the loss; but an investigation made by the surveyor has re...
【单选题】___ are liable to be stolen, pilfered or may be damaged due to improper handling or stowage.
A.
fragile or expensive cargoes
B.
raw materials
C.
finished metallic products
D.
manufactured goods of large size
【简答题】以下为商务信函的摘录,请翻译。 Considering this damage was due to the rough handling by the steamship company, we claimed on them for recovery of the loss; but an investigation made by the surveyor has revealed the ...
【单选题】闭环控制系统的定位误差主要取决于
A.
机械传动副的间隙及制造误差
B.
机械传动副弹性变形产生的误差
C.
检测元件本身的误差及安装引起的阿贝误差?
D.
滚珠丝杠副热变形所产生的误差
【判断题】闭环控制系统的定位误差主要取决于机械传动副的间隙及制造误差( )
A.
正确
B.
错误
【单选题】Many “stomach viruses” are really not caused by a virus at all. The complaints of diarrhea, cramps, and fever are frequently the result of the various aspects of improper food handling. __________.
A.
Keeping mayonnaise out in the heat too long will have the same result.
B.
The best way to avoid those problems is to be scrupulously clean, and store and cook foods properly.
C.
It is very dangerous to cut up raw meat and then prepare vegetables on the same cutting board without thoroughly scrubbing the cutting board first.
D.
Undercooked meats are notorious for causing severe gastrointestinal problems.
【单选题】Damage by()shall not be considered as handling damage.
A.
exposure to inclement weather conditions
B.
carelessness
C.
the use of improper gear
D.
moisture caused by condensation
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