什么是非植物疫区?

题型:问答题 论述题

问题:

什么是非植物疫区?

考点:农学植物检疫植物检疫题库
题型:问答题 论述题

In this section, you will hear several passages. Listen to the passages carefully and then answer the questions that follow.

Why does the speaker mention the historical sites

A. Some of them are inaccessible to beginning cyclists.
B. Some of them commemorate the development of the bicycle.
C. They are nice places to visit on bicycle tours.
D. They help to make New Jersey a wealthy state.

题型:问答题 论述题

患者,男,56岁。突发性右侧肢体无力,伴头痛、呕吐。排黑便2次。有高血压和糖尿病史5年。黑便原因很可能是

A.食管癌

B.胃癌

C.胃溃疡

D.急性胃黏膜病变

E.胃底静脉曲张破裂出血

题型:问答题 论述题

巷道产生底压的原因是()。

A.原岩应力

B.某些岩石的化学变化

C.粘土质岩石的遇水膨胀

D.松散岩层受巷道两帮岩石的影响而隆起

题型:问答题 论述题

风险评估类别包括:()

A.基准风险评估

B.基于问题的风险评估

C.持续的风险评估

题型:问答题 论述题

下列选项不是肝性脑病诱发因素的是:()

A.麻醉剂应用

B.低盐饮食

C.放腹水

D.利尿剂应用

E.消化道出血

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