Methods Clinical data of 49 case with freetype lumbar disc herniation were analyzed.
方法分析49例游离型腰椎间盘突出症的临床资料。
2
As a historical category, personality has experienced three stages: dependent type, independent type and freetype.
人格是一个历史范畴，它的演变历程可分为依附型、独立性、自由型三个阶段。
3
Therefore, the self locking type air spring has the function of maintaining the freetype gas spring, and can also be locked at any position of the stroke!