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- The most common malignant primary bone tumors are osteosarcomas. 最常见的恶性原发性骨肿瘤是骨肉瘤。
- Primary bone is a temporary tissue and is soon replaced by the definitive, lamellar variety of bone. 初级骨是暂时性的组织，不久就为永久性的板层骨所代替。
- Osteosarcoma is the most common type of malignant bone cancer, accounting for 35% of primary bone malignancies. 骨肉瘤是一种常见的恶性骨癌，占原发性骨恶性肿瘤的35%25。
- Among primary bone tumors, osteosarcoma, mostly found in the adolescent age group, has the highest incidence with the incidence of 20%. 结果:20例骨肉瘤组织mtDNA控制区均发生突变,阳性率为100%25(20/20)。
- Results.The differential diagnosis of primary solitary spinal amyloidoma includes metastasis, infection, primary bone tumors, plasmocytoma, and Potts abscess. 结果：原发性单发性脊柱淀粉样瘤的鉴别诊断包括转移瘤、感染、原发性骨肿瘤、浆细胞瘤及Potts脓肿。
- Primary intraosseous meningioma of the skull is an uncommon disease.It accounts for 0.5 to 1 percent of all meningiomas and is often confused with primary bone tumor of the skull. 摘要原发性骨内脑膜瘤是一极罕见的疾病，约佔所有的脑膜瘤的百分之一以下，且通常会和其他原发性的头颅骨肿瘤混淆。
- This primary bone tumor mainly occurs in the diaphysis of long bones of children and young adults.There is a slight male predominance. 这种原发性骨肿瘤主要见于儿童与青少年的长骨骨干，稍多见于男性。
- Surgical Treatment Of Primary Bone Tumours Of The Sacroiliac Joint 骶髂关节原发性骨肿瘤的手术治疗
- Pathological investigation of primary bone non-Hodgkin lymphoma 骨原发性非霍奇金淋巴瘤临床病理观察
- The disease is still in its primary stage. 这疾病仍然在初发阶段。
- Imaging findings of primary bone non-Hodgkin lymphoma 骨原发性非霍奇金淋巴瘤的影像学表现分析
- The little boy left primary school at eleven. 这个小男孩十一岁时小学毕业。
- Sure. We are friends since primary school. 当然，我们从小学就是朋友了。
- I started primary school when I was 5 years old. 我五岁时开始读小学。
- A primary cause of Tom's failure is his laziness. 懒惰是汤姆失败的主要原因之一。
- Primary school teachers use a lot of visual aids. 小学教师使用大量的视觉教具。
- Love and hatred are primary emotions. 爱和恨是基本的情感。
- The Democratic primary was held this month. 民主党候选人初选於本月举行。
- Primary education comes under the umbrella of local government. 小学教育受地方政府的保护。
- He only accepted the primary education off and on in his childhood. 他小时候只断断续续地接受过初等教育。
