Pelvic External Combined With 252-Cf Neutron Intracavitary Radiotherapy With or Without Platinum in Treating Advanced Cervical Cancer

Inclusion Criteria: * 1\. To be aged from 18 (including 18) to 65 (including 65), female patient; * 2\. Expected survival ≥6 months * 3\. Pathologically proven diagnosis of squamous carcinoma or adenocarcinoma of the cervix, according to FIGO(International Federation of Gynecology and Obstetrics) staging, appropriate stage for protocol entry, including IIA2, IIB,IIIA,IIIB; * 4\. No patients with distant metastases; * 5\. Measurable target lesions (satisfying the criteria in RECIST 1.1); * 6\. ECOG PS status of 0-2; * 7\. No prior treatment; * 8\. No * 9\. No surgery * 10\. Major organ function has to meet the following criteria: 1. Bilirubin \<1.5 times the upper limit of normal (ULN) 2. ALT , AST and APL≤2.5 × ULN 3. NEUT≥2.0 × 10\^9 / L 4. PLT ≥ 100 × 10\^9 / L 5. HB≥60g/L 6. Serum Cr and urea nitrogen ≤ 1.5 × ULN * 11\. Favorable cardiac functions, no patients with myocardial infarction within half a year, hypertension and coronary disease are well-controlled. Exclusion Criteria: * 1\. Serious heart disease, pulmonary disease, hepatic disease, , renal disease and metabolic disease, or with electrolyte disturbance; * 2\. Allergic to platinum; * 3\. Rejecte to join the study in other conditions.