21a

Improvement of CSB 21A automatic throw-in equipment of stand-by power

CSB21A型备用电源自动投入装置的改进

Analysis and correcting suggestions for one malfunction of a CSB 21A digital automatic throw-in equipment of emergency power supply

CSB21A数字式备用电源自动投入装置的一次误动行为分析及整改建议

Change of ocular dominance of neurons in area 21a of strabismic amblyopia cats

斜视性弱视猫视皮层21a区神经元眼优势改变

Were partial restoring lines to CMS 21A and 8A and there were differences in the fertility restoring rates .

南昌92-1和洛甜2号对21A和8A的不育性只能部分恢复且恢复率存在差异。

It is mainly introduced that the interference with track circuit of DC electric traction section and the anti jamming measure of WG 21A track circuit .

主要介绍直流电力牵引区段对轨道电路的干扰，及WG21A轨道电路的抗干扰措施。

The hot pepper CMS 21A , sweet pepper CMS 8A and 9 different genotype fertility restoring lines were used to study the inheritance of fertility restoring genes .

以辣（甜）椒细胞质雄性不育系21A、8A和9个不同基因型的辣（甜）椒恢复系为材料，研究其不育恢复基因的遗传。

21A woman giving birth to a child has pain because her time has come ; but when her baby is born she forgets the anguish because of her joy that a child is born into the world .

妇人生产的时候就忧愁，因为她的时候到了；既生了孩子，就不再记念那苦楚，因为欢喜世上生了一个人。

Conclusion The shift of ocular dominance in strabismic amblyopia occurs in area 21a and the neuronal deficit of strabismic amblyopia is severer in the extrastriate cortex than the primary visual cortex .

结论斜视性弱视的病理缺陷在纹外视皮层表现更为严重，21a区较初级视皮层发生了神经元眼优势分布的转移。

21A and 21B , which were the cytoplasmic male sterility line and its maintainer of capsicum , were used to comparatively analyze the expressions of peroxidase isozymes in their young leaves and their flower buds at different stages of flower development .

运用辣椒细胞质雄性不育系21A和保持系21B为试材，比较分析了过氧化物酶（POD）同工酶在幼叶和不同发育时期花蕾中的表达特征。

In this paper a malfunction of a CSB 21A digital automatic throw-in equipment of emergency power supply is analyzed . The causes of the maloperation are detailed and some correcting suggestions are proposed , which are very useful for practical work and the improvement of equipment functions .

对CSB21A数字式备用电源自动投入装置的一次误动行为进行了分析，指出了误动作原因，并结合运行经验提出了一些整改建议，对实际工作及进一步完善装置功能有一定的借鉴意义。

According to the automatic switch-in principles of stand-by power and the application case of the automatic throw-in equipment of stand-by power supply in Dongguan 10 kV power system , the shortages of CSB 21A automatic throw-in equipment of stand-by power supply are analyzed and corresponding correcting suggestions proposed .

根据东莞10kV备用电源自动投入装置的备自投原则和实际应用情况，分析了CSB21A型备用电源自动投入装置存在的问题，提出了相应的整改建议。