作为实用新型对象的产品只能是() A.固态 B.气态 C.液态 D.糊状

题型:单项选择题

问题:

作为实用新型对象的产品只能是()

A.固态

B.气态

C.液态

D.糊状

考点:企业知识产权知识竞赛企业知识产权知识竞赛题库
题型:单项选择题

Scientists are carrying __小题1:_____ experiments into using spiders’ cobweb to produce __小题2:____(extreme ) thin wire. The research _小题3:____( conduct) by researchers from Germany. They have developed __小题4:___process for reducing spiders’ silk _小题5:___about one twentieth of its normal diameter.

__小题6:___ is hoped that this new wire will be effective in the __小题7:____(grow) field of micro-electronics. They have collected data on the properties of spider silk. Their work has found evidence _小题8:____ the silk of the black widow spider would be the __小题9:____ (idea)material for the new “nanowires”. It seems even the deadly black widow can serve the cause __小题10:___ the scientific progress.

题型:单项选择题
观察下面一列有规律的数:
1
3
2
8
3
15
4
24
5
35
6
48
,…,根据规律可知第n个数应是______(n为正整数).
题型:单项选择题

红癣在Wood灯下呈现()

A.蓝白色

B.亮绿色

C.珊瑚红色

D.黄白色

E.绿色

题型:单项选择题

踏青的习俗不仅仅是端午节的风俗习惯,也是哪个节日节日的习俗。()

A、中秋

B、清明

C、春节

D、重阳

题型:单项选择题

麻醉干髓术干髓剂处方中不包括

A.多聚甲醛

B.可卡因

C.羊毛脂

D.硫酸锌

E.丁香油(丁香油酚)

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