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。
Open water test and cavitation test of standard propeller 4119 are carried out in depressurized towing tank.
本文选用标准桨模4119，在减压拖曳水池进行了常压下的敞水重复试验及减压下的空泡性能试验。
Composite water flow Calibration Facility that our unit designed, makes up of standard metal tank group, standard flow meter, water-supply system, pipeline system, control cabinet and diverter mainly.
本单位设计的水流量综合标准装置，主要由标准金属量器组、标准流量计、供水系统、管路系统、控制台和换向器组成。
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