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【判断题】
在选取结构的计算简图时,应当忽略对结构的受力情况影响不大的次要因素,使计算过程尽量简化。
A.
正确
B.
错误
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举一反三
【单选题】All the following cells derive from the embryonic mesenchymal cells EXCEPT
A.
macrophages
B.
neurons
C.
blood cells
D.
oteoblasts
E.
chondrocytes
【单选题】All the following cells derive from the embryonic mesenchymal cells EXCEPT
A.
macrophages
B.
epidermal cells
C.
blood cells
D.
oteoblasts
E.
chondrocytes
【单选题】Which of the following cells are totipotent cells?
A.
inner cell mass
B.
skin stem cells
C.
red blood cells
D.
iPSCs
E.
8-cell embryo
【单选题】Which of the following cells line the stomach?
A.
Parietal cells
B.
Mucous neck cells
C.
Surface mucous cells
D.
Absorptive columnar cells
E.
Goblet cells
【多选题】The following cells are stable cells
A.
Hepatocytes
B.
stratified flat epithelium
C.
Mucosal columnar epithelial cells
D.
Osteocytes
E.
Sweat gland epithelial cells
【判断题】级进模中导料板和凹模送料中心不平行使孔位偏移的调整方法是更换导正销。
A.
正确
B.
错误
【单选题】下面哪项不属于体质与疾病的相关性主要体现
A.
体质状态反映正气强弱,决定发病与否
B.
体质影响发病倾向
C.
所有地域人群的体质特点都有相同的疾病谱
D.
体质状态也是预测疾病发展、转归、预后的重要依据
【单选题】All the following cells derive from the embryonic mesenchymal cells EXCEPT the:
A.
endothelials cells
B.
epidermal cells
C.
mesothelial cells
D.
osteoblasts
E.
chondroblasts
【单选题】级进模中导料板和凹模送料中心不平行使孔位偏移会导致( )
A.
送料不畅通
B.
内孔与落料外形轴线偏移
C.
凸模弯曲
D.
工件有凹形圆弧面
【多选题】The following cells belong to unstable cells
A.
Epidermal cells
B.
Lymphoblastic cells
C.
Intestinal mucosal epithelial cells
D.
Sweat gland epithelial cells
E.
Epithelium of bronchial mucosa
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