Methods: Standard water tank, normal animal and animal tumor model were used to assess the dosage change before and after a NiTi stent placement.
方法：分别利用标准水模、正常动物和肿瘤模型对镍钛合金支架置入前后的吸收剂量变化进行测量。
The experimental tests show that the friction between cartilages in normal animal joints is very low and its coefficient of friction is in the range 0.002 to 0.02.
实验测定表明，正常动物关节内关节软骨之间的摩擦力是非常小的，其摩擦系数大约为0.002～0.02的范围。
Objective To deter mine the accuracy of real time MRI signal in detecting LITT lesions created in normal animal liver by using specific MRI pulse sequence guidance.
目的MRI引导下激光导热疗法（LITT）处理动物正常肝脏，判断病灶MRI实时信号反映病理结果的准确性。
Objective To deter mine the accuracy of real time MRI signal in detecting LITT lesions created in normal animal liver by using specific MRI pulse sequence guidance.
目的MRI引导下激光导热疗法（LITT）处理动物正常肝脏，判断病灶MRI实时信号反映病理结果的准确性。
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