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【多选题】
Which of the following methods can achieve good LCA results?
A.
Reduce distance
B.
Choose means of transport
C.
Evaluation of goods and decision for those with small footprints
D.
Reduced packaging
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【判断题】Just-in-Time, Just-in-Sequence, production in networks is a model method and model of procurement.
A.
正确
B.
错误
【单选题】Which three of the nine planetary boundaries had already been transgressed in the original publication of planetary boundaries?(Please choose all that apply)
A.
Climate change
B.
Ocean acidification
C.
Stratospheric ozone depletion
D.
Nitrogen and phosphorus cycles
E.
Freshwater use
F.
Land use
G.
Biodiversity loss
H.
Aerosol loading
I.
Chemical pollution
【单选题】Are "planetary boundaries" global thresholds?(Please select one answer)
A.
Yse
B.
No
C.
Only 3 out of the 9 boundaries are thresholds
【单选题】The most typical house of the Yi people is ( )
A.
house on poles
B.
log house
C.
clay house
D.
Sanfangyizhaobi
【单选题】关于乳腺常规MR成像的叙述,错误的是()
A.
横断面定位时,FOV中心应位于乳腺中心
B.
建议采用非相位卷积技术
C.
横断面STIR扫描时,在扫描层面上下方添加预饱和带
D.
根据设备场强大小选择TI
E.
矢状面T2WI成像时,要增大FOV,并采用脂肪抑制技术
【单选题】对于乳腺MR动态增强扫描的叙述,错误的是()
A.
采用并行采集技术,提高扫描速度
B.
分别添加双乳局部独立匀场,保证磁场均匀度
C.
设置足够大的FOV,显示腋窝淋巴结
D.
对比剂注入后延时20秒启动增强扫描,以确保乳腺峰值时间有效扫描
E.
可先行横断面灌注,以便在延时时间内获得更多信息