掌骨指骨的

Its metacarpal bone is free from the other bones and is not tied to them by ligaments.

它的掌骨与由于不受韧带的束缚，是与其它指骨分开的。

Methods 24 cases of metacarpal and phalangeal bone fracture were fixed using heat treated bovine cortex bone nails.

对24例掌骨、指骨骨折应用热处理后的牛皮质骨骨针行内固定。

The skeleton of each includes a basal metacarpal , which is the largest element of the digit, and usually 1-3 phalanges .

骨骼每个包括基底掌骨，这是最大的要素之一，数字，通常1-3 指骨。

Methods 43 cases of 54 metacarpus and phalange fractures in metaphysic were fixed with different kinds of Titanium mini-plate different sites.

方法对 4 3例患者 5 4处掌骨、指骨干骺端骨折，采用微型钛金属板钉进行内固定治疗。对各种类型的骨折选用不同的接骨板固定。

Objective To investigate the methods and treatment of internal fixation with Titanium mini-plate in the treatment of metacarpus and phalange fracture in metaphysic.

目的 探讨国产微型钛板钉内固定治疗手部掌骨、指骨干骺端骨折的治疗方法及效果。

Diagnosis: The first Mesozoic bird found in Hebei Provicne. Different from Confuciusornis by smaller size, sharp teeth, well-developed sternum, carpometacarpus unfused and three wing claws present.

基本特征：是河北省发现的第一块中生代鸟类化石，它与孔子鸟不同之处有，个体较小，颌骨有锋利的牙齿，胸骨发育，腕掌骨不愈合，指骨仍有三个指爪。

Methods The damaged second metacarpophalangeal joint,distal part of the second metacarpal and proximal part of the proximal phalanx were dissected.The metatarsophalangeal joint was transferred to the region of metacarpophalangeal joint of hand.The dorsal pedis artery Was anastomosed to the radial artery ,and the great saphenous vein Was anastomosed to the cephalic vein at anatomical snuf-box. The dissected bones of the hand removed of the cartilage of joint and soft tissue were grafted back to the donor site of the foot.

手术切除破坏的第二掌指关节及部分第二掌骨和近节指骨，将第二跖趾关节转移至手部第二掌指关节处，在鼻烟窝处将足背动脉与桡动脉吻合、大隐静脉与头静脉吻合，将切除的第二掌指关节的软骨关节面和骨骼的软组织剔除后回植到足部第二跖趾关节供区。

Let's think over, the heart will be injured if "force" is transmitted from phalanxes, metacarpal bones, an ulna and a radius to clavicle and ribs, then it is quickly transmitted to the heart. Although it can be protected by pulmonary alveolus in lungs, it is still so close to the heart that it cannot be disappeared before the force reaches the heart.

想一想，如果&力&由左手的指骨，掌骨，尺骨和桡骨上传至锁骨和肋骨很快便传至心脏，尽管有肺中的海绵体的保护，由于距离太近，在这个力消失之前仍会对心脏造成威胁。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。