皮皮学,免费搜题
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搜题
【单选题】
根据矿井进、相互位置关系,若进大致位井田的中央,大致位于井田沿煤层倾斜的上部边界中央,该通风( )。
A.
中央并列式
B.
中央分列式
C.
对角式
D.
分区式
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【单选题】Ms. Park has proven herself quite ______, performing tasks for teams in each of the company's eight departments.
A.
versatile
B.
ordinary
C.
resilient
D.
substantial
【单选题】It’s quite impossible that it will rain tomorrow. But if it _______, I would still go to the park.
A.
should rain
B.
would rain
C.
rains
D.
had rained
【单选题】去污剂的HLB最适范围是()
A.
3~8
B.
7~9
C.
8~16
D.
13~16
E.
15~18
【单选题】去污剂的HLB最适范围:
A.
3~8
B.
7~9
C.
13~15
D.
15~18
【单选题】去污剂的HLB值( )
A.
3-8
B.
13-15
C.
8--16
D.
7--11
【单选题】去污剂的HLB值为
A.
15~18
B.
13~16
C.
8~16
D.
3~8
E.
7~9
【单选题】温室是相对封闭的环境,CO2浓度白天( )外界
A.
高于
B.
低于
C.
等于
D.
不等于
【单选题】Mr. Smith was quite satisfied with his new flat ______ beside the West Lake Park and decided to settle down there. [     ]
A.
located
B.
locating
C.
to locate
D.
locate
【单选题】去污剂的 HLB 值( )
A.
、 15-18
B.
、 13 -16
C.
、 8-16
D.
、 7-11
E.
、 3-8
【单选题】去污剂的HLB值
A.
15-18
B.
13-15
C.
8-16
D.
7-11
E.
3-8