查询词典 zero defect

The influence of the defect on the torsional stiffness and the stress distribution are calculated and analyzed by finite element method. The defect widths range from one-tenth of the femur outer diameter(0.1D) to (0.3D), and defect lengths range from 1D to 5D.

计算结果表明：骨缺损长度为D时，对股骨扭转刚度和剪应力分布的影响较小；骨缺损长度从2D增至4D时扭转刚度急剧减小，而且剪应力的最大值位于骨缺损中心。

According to the corneal thickness measured, a 7.0mm Hessburg-Barron corneal trephine was used to incise cornea into different deep defect in respective experimental group and placed 7.75mm SIS implant over the corneal defect.The implant was continuous sutured over the defect.The reaction of white rabbit corneal was observed and recorded everyday within postoperative observation period constituted 105 days.

根据所测量的家兔角膜厚度，使用直径7mm的HessBurg-Barron负压环钻分别对三组实验家兔的角膜植床取不同的深度，植入直径为7.75mm猪小肠黏膜下层，并将其连续缝合于植床上。

DATA SYNTHESIS:①Technical choice of gene therapy for bone defect: Human bone morphogenetic protein was the most often used objective gene in the gene therapy for bone defect at present, which had been identified in the models of rabbit, murine, caprine and dog in the application of plerosis of bone defect.

资料综合：①基因治疗骨缺损的技术选择：人骨形态发生蛋白基因是目前骨缺损基因治疗中应用最多的目的基因，已在兔、鼠、羊和狗模型中证实其对骨缺损的修复作用。

Mallory trichrism staining exhibited light blue samples. Eight weeks following repair, CT showed round blunt defect edges in the coronal position, which had bony pustute connection with gel materials. Density at the defect region significantly increased. 3D reconstruction suggested that defects became small. After hematoxylin-eosin staining, abundant fibrous connective tissue appeared in defect regions, with bony tissues. Mallory trichrism staining revealed that maroon mature bone tissues were found, surrounded by light blue chondroid tissues.

修复后8周，冠状位CT显示缺损边缘圆钝，与凝胶材料有骨性突起连接，缺损处密度增高明显，三维重建显示缺损范围较之前有所减小；标本苏木精-伊红染色后缺损部可见大量含血管成分的纤维结缔组织，有骨样组织结构形成，Mallory三色染色显示有褐红色成熟骨组织形成，其旁边有淡蓝色软骨样组织。

RESULTS ① rhBMP2/BCB used alone was capable of healing the defect in large part by 16 wk, with a similar repair process and mechanism to that seen with RBX;② use of rhBMP2/BCB in conjunction with vascularized periosteal graft exhibited stronger defect-repairing power, basically healing the defect by 8 wk. The repair process consisted of intramembranous and endochondral ossification that resembled the physiological repair during the fracture healing.

结果①单纯rhBMP2/BCB移植，可在16 wk使节段性骨缺损基本修复，其机制与过程与重组合异种骨相似；②rhBMP2/BCB与带血循骨膜联合移植，仅用8 wk即可修复骨缺损，其修复机制与骨折修复相仿，包括膜内成骨和软骨成骨两种机制。

Photonic quantum-well structures can be constructed by stacking 3 photonic crystals with the same photonic band gap and different defect modes. On condition that the defect mode of the PC in the well region is located into nontransmission frequency ranges of the PCs in the barrier regions, the confined photonic state appears and can completely transmit through the structure by tunneling. However, its transmission will be strongly prohibited due to vanishing of the photonic QW induced by shifting the defect mode frequency of either of the PCs in the surrounded regions to that of the middle PC.

把三块各带有一个缺陷的光子晶体结合起来，如果中央晶体的缺陷模处在两侧晶体的禁带中，缺陷模内的光波会受到两侧晶体的阻碍并被局域在中央晶体内，形成量子阱结构；若一侧晶体的缺陷模被移动到中央晶体缺陷模处，则只有一侧晶体阻碍在中央晶体缺陷模内传播的光波，量子阱效应完全消失，光的传输受到最大程度的阻碍。

The mechanisms of bone defect repairing by DBM+bBMP composite are realized by bone induction and conduction in the defect area, and its capacity of repairing bone defect is better than pure DBM. It is an ideal and effective osteogenetic implant substitute.

异体DBM复合bBMP材料通过骨诱导和骨传导两种方式修复骨缺损，其修复骨缺损的能力要优于单纯DBM材料，是一种较为理想，具有高效成骨活性的植骨材料。

BACKGROUND: Facial nerve defect seriously impacts the mental and physical health of patients as well as their quality of life. Pediceled neck muscle transplant and autologous nerve transplant have been used in clinical to repair facial nerve defect and restore the facial muscle function. However,there are disadvantages and limits of above methods which have restricted their wide application of them. It is a research hotspot for looking for a new material to repair facial nerve defect.

背景：面神经缺损严重影响患者身心健康及生活质量，临床采用较多的有带蒂颈肌移植术和自体神经移植术等修复面神经缺损，恢复面肌的功能，但上述方法均有其缺点和局限性，使其广泛应用受到限制，寻求一种新的修复面神经缺损的材料是目前研究的热点。

INTERVENTIONS: A full-thickness defect in articular cartilage was made on the femoral trochlear surface by a drill of 5 mm in diameter and 3 mm in depth. Rabbits were allocated into filling group(type Ⅱ collagen sponge was grafted into left keen joint defect) and control group(right knee joint defect site was set as control) according to random number table.

干预：在股骨滑车面钻孔为直径5 mm、深3 mm的全层关节软骨缺损，按随机数分为填充组(左膝关节缺损部位植入Ⅱ型胶原海绵)和对照组(右膝关节缺损部位作为空白对照)。

As to the defect divide,the thesis discussedfirst the problem of the most complex---design defect,and the focal point isdiscussing the new development about design defect in the Restatementof Torts,which means that in the standard of judgment we should adoptnegligence instead of strict liability,and that in adducing evidence TheReasonable Alternative Design should be put forward.

在缺陷的划分上，论文先论述了最为复杂的设计缺陷的问题，重点论述了美国《第三次侵权法重述》关于产品设计缺陷的新发展，即在判断标准上采疏忽责任而非严格责任，在举证上要求提出合理的可替代的设计问题。

Must have Coordination and negotiation skill, flexible ideas, and be punctilious person.

必须具备较好的协调与谈判能力，头脑灵活，工作认真仔细

Result: 18 patients are all with simple eye.The pigment mole lies in nasal and temple sides of the ball conjunctiva,in which 2 lie in lacrimal caruncle and semilunar plica.

结果：18例患者均为单眼，色素痣大多数位于内外侧睑裂部球结膜面，2例位于泪阜及半月皱襞，经激光治疗后，10例色素痣消失，有5例行再次激光后消失，2例行第三次激光后消失，1例第四次激光后消失。