一般粗加工选()A、YG8 B、YG3 C、YT30 D、以上都可以

题型:单项选择题

问题:

一般粗加工选()

A、YG8

B、YG3

C、YT30

D、以上都可以

考点:机械工程机械加工机械加工题库
题型:单项选择题

In the jungle of Africa, there lives a family of monkeys. There is a Mama Monkey and a Papa Monkey, and they have a young daughter named Hananh. The monkey family lives very happily,swinging and playing in the trees. But it isn’t all play. Papa Monkey has to make sure their home is warm and safe. Mama is responsible for the sewing and cooking of the family’s meals. Hannah helps with the cleaning ,but her main job is to collect all the bananas and other fruit for the monkey family’s meals

小题1:There are ____monkeys in the family .

A.two

B.three

C.four

D.five小题2:Who must keep their home warm and safe?

A.Mama monkey

B.Papa monkey

C.Hannah

D.the son小题3:The daughter does the cleaning and collects ____

A.apples

B.bananas

C.other fruit

D.B and C小题4:Where do they live?---They live___________.

A.in the jungle

B.near the beach

C.in the lake

D.under the sea

题型:单项选择题

甲数为5,乙数为4,则乙数比甲数小______%.

题型:单项选择题

抽搐伴高血压,肢体瘫痪,见于()

A.癔症

B.破伤风

C.脑血管疾病

D.中毒性痢疾

E.细菌性脑膜炎

题型:单项选择题

简述在建工程评估的几种方法及其评估思路。

题型:单项选择题

要确定飞机结构左、右位置,应以机身:().

A.纵向假想的参考基准面为基准,向后水平地测量

B.纵向对称面为基准,向左或右水平地测量

C.底部假想的水平面为基准,向上或下垂直地测量

D.两侧垂直平面为基准,向左或右水平地测量

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