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- atactic abasia 共济失调性步行不能,共济失翟步行不能
- For isotactic PMMA, it is greater than that for atactic one. 相同条件下辐照,全同立构比无规立构试样的裂解产额更大。
- Those with a random distribution of configuration are termed atactic. 构型无规分布的聚合物叫无规聚合物。
- Neoplastic cells hae large olumn,irregular form,lining up in atactic shape. 瘤细胞体积大,形态不规则,呈不规则排列。
- Polyacetadehyde may exist in atactic, syndiotactic and isotactic forms. 聚乙醛可以以无规,间同和全同形式存在。
- Polyacetaldehyde may exist in atactic, syndiotactic and isotactic forms. 聚乙醛可以以无规,间同和全同形式存在。
- Isotactic diad decreases with the increase of radiation dose. Meanwhile, atactic and syndiotactic diad increases. 随着辐照剂量的增加,全同立构含量逐渐减少,而无规立构含量和间同立构含量却逐渐增加。
- Iso-tactic diad decreases with the increase of radiation dose.Meanwhile,atactic and syndiotactic diad increases. 随着辐照剂量的增加,全同立构含量逐渐减少,而无规立构含量和间同立构含量却逐渐增加。
- STUDIES ON STYRENE SYNDIOSPECIFIC POLYMERIZATION AND PROPENE ATACTIC POLYMERIZATION WITH TITANOCENE/MAO/ AlR?3 HOMOGENEOUS CATALYTIC SYSTEMS?? 单茂钛化合物/MAO/AlR_3均相催化体系合成sPS与aPP研究
- Combining PRISM theory, MD simulation and Variational method, a single-site semiflexible model is proposed to describe atactic polystyrene (aPS) melt. 结合PRISM理论、MD分子模拟和变分法,得到了可以描述聚苯乙烯熔体的单点半柔性链模型,提出了一个研究实际聚合物体系的有效方法。
- The melt grafting of maleic anhydride(MAH) and styrene(St) onto atactic polypropylene(aPP) was carried out by means of a single-screw extruder. 本文研究采用熔融法将马来酸酐(MAH)和苯乙烯(St)双单体接枝到自制的高分子量无规聚丙烯弹性体以制得接枝共聚物aPP-g-(St-MAH),这是一种具有增容与增韧双重功能的新型增容剂,亦称增容增韧剂,讨论了反应温度、引发剂浓度、单体浓度、St与MAH摩尔比率以及反应时间对接枝反应的影响。
- Because any real PVF is likely to be atactic, the result for characteristic ratio of PVF should be remedied by Bermoullian statistics. 这种影响可以通过计算 值得到。
- abasia related to paralysis of the leg muscles. 与肌肉瘫痪有关的不能步行。
- abasia due to ataxia of the legs. 由于腿的共济失调而不能走路。
- abasia due to trembling of the legs. 由于腿发颤而不能走路。
- abasia related to abnormal movements of the legs. 由于腿的异常运用不能走路。
- abasia related to spasticity of the legs. 与腿部痉挛有关的步行不能。
- of or relating to abasia (inability to walk). 无行走能力的或与之相关的(没有行走能力)。
- abasia due to spastic contractions of the leg muscles. 由于腿部肌肉痉挛而不能行走。
- distribution of configuration are termed atactic. 构型无规分布的聚合物叫无规聚合物。