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【单选题】
Why isn't ocean acidification a local problem like other kinds of marine pollution?(Please select one answer)
A.
Because it is caused when atmospheric CO2 dissolves in the oceans all over the world, and humans are increasing global atmospheric CO2 concentrations
B.
Because C02 is dissolved especially easily in the polar regions and then spreads throughout the ocean along the thermohaline conveyer and major ocean currents
C.
Because CO2 is released from the deep ocean layers globally and cannot escape into the atmosphere
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【单选题】According to the Solar Calendar of the Yi people, every month has ( ) days
A.
30
B.
31
C.
35
D.
36
【单选题】下列有关黑血技术的叙述,错误的是()
A.
主要采用双反转及三反转T2WI黑血序列
B.
可在某一方位加扫双反转T1WI黑血序列
C.
心肌和血管壁呈中等灰色信号强度
D.
心脏和血管腔呈流空黑色信号
E.
多用于心肌活性评价
【单选题】黑血技术是指()
A.
利用反转恢复预备脉冲技术,预饱和技术、梯度相位离散技术等,使图像中流动的血液呈黑色低信号的血管成像技术
B.
利用高流速信号缺失使血管成像的技术
C.
利用层流的血液呈低信号的血管成像技术
D.
利用未受到激励的质子不产生信号的血管成像技术
E.
利用慢速流动的血液呈黑色低信号的血管成像技术
【单选题】Which one of the following is not a hypothesis of the Bai langauge
A.
Bai language branch
B.
Han dialect
C.
a mixture of Han and Baiman
D.
Yi language branch
【单选题】Which of the following are all aspects of green IT optimization?
A.
Production of hardware
B.
The recycling or disposal of hardware and waste
C.
Use and application of hardware and software
D.
All of the above
【单选题】The Bai patron god include the following except ( )
A.
local heroes
B.
Goddess of Mercy
C.
officials of the Tang government
D.
animist objects
【单选题】The inclusion of ( ) is a reflection of Bai people's nomadic life in the past
A.
rice noodle
B.
sticky rice pancake
C.
fish products
D.
cheese products