皮皮学,免费搜题
登录
搜题
【单选题】
传统上采用的静密封固体材料有()。 1紫铜, 2塑料, 3石棉, 4橡皮, 5铸铁。
A.
2+3+4
B.
1+2+3+4
C.
1+2+3
D.
3+4+5
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【单选题】The external circumference of a pair of main bearing shells is slightly larger than that of the bore of the housing which receives themThe difference is termed _____.
A.
nip
B.
nap
C.
gap
D.
lip
【单选题】某患者突起昏迷,四肢瘫痪,双侧瞳孔 “针尖样”缩小。最可 能的是( ) prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
A.
蛛网膜下腔出血
B.
基底节出血
C.
小脑出血
D.
额叶出血
E.
桥脑出血 prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
【单选题】The external circumference of a pair of main bearing shells is slightly _____ that of the bore of the housing which receives themWhats the meaning of “that” in the sentence above?
A.
less than
B.
lighter than
C.
larger than
D.
smaller than
【简答题】一右利手脑出血患者,自述左侧肢体不是自己的,其出血部位是( )|突发昏迷的高血压患者,入院体查可见双侧瞳孔针尖样大小,其可能的出血部位是( )|某高血压患者突起昏迷,四肢瘫痪。入院体查发现其呼吸极不规则,呼吸频率时高时低,每次呼吸时间长短不一,考虑其病变为( )A. 脑桥出血B. 延髓出血C. 中脑出血D. 右侧顶叶出血E. 左侧顶叶出血
【单选题】已知F 1 ,F 2 是椭圆 x 2 a 2 + y 2 b 2 =1(a>b>0) 的两个焦点,AB是过F 1 的弦,则△ABF 2 的周长是(  )
A.
2a
B.
4a
C.
8a
D.
2a+2b
【单选题】已知点M(-1,2)在直线2ax-by+2=0(a>0,b>0)上,则 4 a + 1 b 的最小值是(  )
A.
4
B.
6
C.
8
D.
9
【单选题】The bearing shells depend on the accuracy of _____ to held them in a truly circular shape.
A.
the gap
B.
the clearance
C.
the bore
D.
the housing
【判断题】静定结构在荷载作用下产生的内力与杆件弹性常数、截面尺寸有关。( )
A.
正确
B.
错误
【单选题】The bearing shells depend on the accuracy of__to hold them in truly circular shape accuracy精确度
A.
the gap
B.
the clearance
C.
the bore
D.
the homing
【简答题】柳宗元诗作风格独特,在中唐自成一家,与()合称“韦柳”。
相关题目: