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magnetic resonance imaging technology
释义
magnetic resonance imaging technology
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magnetic resonance imaging technology
磁共振成像技术
利用核磁共振原理,根据所释放的能量在被检测对象内部不同结构环境中不同的衰减程度,通过外加梯度磁场检测所发射出的电磁波,即可得知构成这一物体原子核的位置和种类,据此形成物体内部结构图像的成像技术。又称核磁共振成像(magnetic resonance imaging,MRI)。MRI技术已在物理、化学、医学、材料科学、考古、石油开采、机械工程、土木工程等方面获得了广泛的应用,在化学工程领域中也逐步体现出其重要应用。
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Crookes tube
Crookes, William
Crop 3D Imaging
crop and pastoral zone coupling
Crop and Pasture Science
crop area monitoring by remote sensing
crop breeding
crop canopy analysis
crop canopy temperature
crop chemical control/regulation/manipulation
crop clean cultivation
crop climate ecotype
crop climatic adaptation
crop-climatical potential productivity
crop coefficient
crop combination
crop composition
crop composition and distribution
crop cultivar approval
crop cultivar registration
crop cultivation for stress-resistance
crop damage in sunlight greenhouse due to continuous overcast days
crop disease
crop disease and pest disasters in China
crop diseases and insect pests
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