代时

  • 网络Generation time
代时代时
  1. 在YMA中生长时,7653R的代时为6.6小时;

    The generation time ( GT ) of 7653R in YMA was 6.6 hours .

  2. 该菌在酵母浸出物&甘露醇(YEM)培养基上产酸,代时在4小时以下。

    They produced acid in yeast extract mannitol ( YEM ) medium and the generation time was less than 4 hours .

  3. IAA和ABA水平过低的愈伤组织继代时会逐渐褐化、死亡;

    Calli containing very low IAA or ABA would become brown and die in their subculturing .

  4. 氯代时以用亚硫酰氯和N,N-二甲基甲酰胺的混合物代替五氯化磷作氯化剂,并考察了温度和溶剂对氯代产物中Z-异构体和E-异构体收率的影响。

    Phosphorus pentachloride was replaced by thionyl chloride and N , N-dimethyl formamide as chlorinating reagent in chlorination . The effect of reaction temperature and solvent on the yield of Z-isomer and E-isomer was investigated .

  5. 用DMEM/F(12)体外培养山羊乳腺上皮细胞,传代至第7代时其生长在光镜下仍山羊乳腺上皮细胞的分离与体外培养正常,没有凋亡迹象。

    The goat mammary epithelial cells keep normal characteristics by 7th passages with the medium of DMEM / Fi2 and there are no sign of apoptosis .

  6. 细胞传至第三代时,Vimentin染色及光镜证实为FLS。

    When cells spread to the third generation , Vimentin staining and optical microscopy confirmed the FLS .

  7. 到F9代时基因纯合位点达27个,纯合基因位点率为90%。

    By F_9,27 loci have become homozygotic , with a homozygosity rate of 90 % .

  8. 到39代时对残杀威的抗性为11.78倍,对DDVP和氯氰菊酯的抗性分别为3.35和9.71倍。

    In the 39 generation , those were 11.78 folds to propoxur , 3.35 to DDVP and 9.71 to cypermethrin .

  9. 另外,TFP含量与原浓、酵母代时极显著正相关(P0.01);与酵母细胞数极显著负相关(P0.01)。

    Furthermore , the TFP had great significant positive correlation with original gravity , yeast generation ( P0.01 ), and had extremely significant negative correlation with the number of yeast cell ( P0.01 ) .

  10. 烷烃高温卤代时的活性与选择性

    Activity and selectivity in high temperature 's halogenating Reaction

  11. 光纤保护旁代时的通道切换方案

    Channel switch scheme of fiber protection when bypass breaker used as line breaker

  12. 将pOK8266HIS转染驴白细胞,将驴白细胞转染产物传至第6代时,在电镜下观察到了典型的马传染性贫血病毒粒子。

    The pOK8266_HIS was transfected into donkey leukocytes .

  13. 传至第3代时,其阳性比例可达99%。

    After three passages , the proportion of nestin-positive cells reached to 99 % .

  14. 对耐盐菌株NWGX035进行了代时和耐盐、碱和抗高温极限值测定。

    The maximum of endurance of salt , alkali and high temperature were measured .

  15. 20代时细胞增殖速度明显加快,可见到形态略不规则的细胞出现。

    The proliferation of cells speeded up in 20 passage , when some slightly irregular cells emerged .

  16. 计划生下一代时,我们应该记住美德是不会遗传的。

    When we are planning for posterity , we ought to remember that virtue is not hereditary .

  17. 实验表明,上排代时界面是稳定的,下排代时界面是不稳定的。

    Experimentation shows that the interface is stable during the upward displacement and unstable during the downward displacement .

  18. 夏、商、周三代时的政治中心和文化中心均在黄河流域。

    The political and cultural centre of Xia , Shang and Zhou Dynasty were all in Yellow River Basin .

  19. 唐、五代时,大名府地区政治、经济和军事都得到显著发展,为宋朝大名府重要军事地位的确立,奠定了坚实的基础。

    At Tang and Five Dynasties , both political 、 economy and military of Da Ming prefecture have get notable development .

  20. 算法在产生下一代时,结合了交叉、变异算子和粒子群算法中的速度&位移公式,充分利用了遗传算法的全局寻优和粒子群算法收敛速度快的优点。

    The algorithm when has next generation , unified crossover and mutation operator and the particle swarm optimization algorithm speed-displacement formula .

  21. 总之,唐五代时民间命运观变化较大.这主要与佛教的传入和兴盛有关,这就从一个方面说明佛教的流传对中国本土文化的影响很大。

    In a word , we can draw a conclusion : the spread of Buddhism in china greatly influence Chinese traditional culture .

  22. 经过换液和传代后,细胞逐渐纯化,至第3代时,细胞形态均一,呈膜状铺展。

    Cells were purified by changing the medium and subculturing . In passage 3 , MSCs had uniform shapes and membrane spread .

  23. 在这些资料基础上,进一步讨论了华北东部岩石圈中、新生代时的减薄机制。

    Based on these data , we discuss the thinning mechanism of the lithosphere during Mesozoic-Cenozoic times beneath the eastern North China Craton .

  24. 分析了影响光纤电流纵差保护正常的原因,提出了旁代时通道的切换方案以及日常运行管理的几点建议。

    Analysis of factors impacting on operation of optic protections , putting forward channel switch scheme of fiber protection when bypass breaker as line breaker .

  25. 到五代时,杭州是吴越的都城,后来成为南宋的临时首都。

    By the Five Dynasties period Hangzhou was the capital of Wu and Yue and later became the temporary capital of the Southern Song dynasty .

  26. 当缺少并需要插入要添加元素的父代时,需要参数''%1!''。

    The parameter ' % ls ' is required when the parent of the element to be added is missing and needs to be inserted .

  27. 五代时,女真之名始见于史籍,并受辽契丹所统治。

    The name " Nijzhen " did not appear in historical records until the Five Dynasties period when it was under the control of the Khitan .

  28. 《浣溪沙》是唐代教坊曲。唐五代时具有器乐演奏、歌唱、舞蹈的音乐形态。

    Huan Xi Sha is a music song of the Tang Dynasty , with instrumental music , singing , dance music forms in Tang and Five Dynasties .

  29. 结果表明,早49各回交后代不育株率和不育度均表现为100%,不育系在回交二代时外部形态接近轮回亲本。

    The results had been showed that male sterile lines has 100 percent rate for both the sterile plant and sterile degree in the different backcross generation .

  30. 在家族企业众多的经济体中,当领导权移交给下一代时,由女儿掌权变得更能被人们接受。

    In economies where many businesses arefamily-owned , it is becoming more acceptable for daughters to take up the reinswhen leadership is passed to the next generation .