预处理微细氟胶粉可部分代替原氟橡胶，从而降低氟橡胶胶料成本。
The pretreating superfine fluororubber powder can partly replace the fluororubber, thereby reducing the cost of fluororubber sizing.
目的：探讨18f -氟脱氧葡萄糖(18f - FDG)PET显像在原发肿瘤不明患者中的诊断价值以及对治疗方案的影响。
Objective To evaluate the clinical value of 18f-fdg PET imaging in the diagnosis of the origin-unknown primary tumor and the consequent influence on therapy.
目的：探讨18f -氟脱氧葡萄糖(18f - FDG)PET显像在原发肿瘤不明患者中的诊断价值以及对治疗方案的影响。
Objective To evaluate the clinical value of 18f-fdg PET imaging in the diagnosis of the origin-unknown primary tumor and the consequent influence on therapy.
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