Precision methods for the determination of sound power levels of noise sources in anechoic and hemi - anechoic rooms 在无回声和半无回声的室内精确测定噪声源声功率级的方法
Lignin and small amounts of un - hydrolyzed cellulose and hemi - cellulose are the residues of sawdust hydrolysis 摘要生物质水解残渣中主要含有木质素和少量未水解完全的纤维素和半纤维素。
Clinical observation on treatment of hemi - paralysis due to apoplexy by combine method of acupuncture and exercises for recovery in 72 cases 针刺结合康复训练治疗中风偏瘫72例临床观察
Acoustics - determination of sound power levels of noise sources using sound pressure - precision methods for anechoic and hemi - anechoic rooms 声学.利用声压测定噪声源声功率级.消声室和半消声室用精密法
Acoustics - determination of sound power levels of noise sources using sound pressure - precision methods for anechoic and hemi - anechoic rooms 声学.利用声压测定噪音源的声功率级.吸音室和半吸音室的精确方法
Starting around 7000 b . c . , and for the next four thousand years , much of the northern hemi here experienced temperatures warmer than at present 大约从公元前七千年开始，在四千年当中，北半球的温度比现在高。
This global illumination technique effectively substitutes , at a very high computational cost , the hemi for the above outdoor setting 依赖很高的计算代价，这个全局照明技巧可以有效地替代前面提到的室外设置中的半光。
Acoustics - determination of sound power levels of noise sources using sound pressure - precision methods for anechoic and hemi - anechoic rooms iso 3745 : 2003 ; german version en iso 3745 : 2003 声学.利用声压测定噪声源的声功率级.消声室和半消声
Biomechanical changes of the prostheses for the surface hemi - arthroplasty of the hip in the treatment of femoral head avascularnecrosis by using computer - assisted einzel - bild - rontgen - analyse - femoral component analysis 法分析半髋表面置换治疗股骨头缺血性坏死假体生物力学变化
Conclusions : schwann cells together with fibronectin grafted to hemi - resected lumbar spinal cords in adult rats can promote partial conductive function repair of scathing spinal cords 结论：雪旺细胞结合纤连蛋白移植具有促进脊髓损伤后轴突再生的作用，并能部分恢复脊髓的传入功能。
