dah
英 [ˈdɑː]
美 [ˈdɑː]
网络 叫嗒; 弥漫性肺泡出血; 磺化油; 出血; 弥漫性出血性肺泡炎
复数：dahs
COCA.35062
英英释义
noun
- the longer of the two telegraphic signals used in Morse code
双语例句
- Are you an existing Dah Sing Bank Credit Cardholder?
阁下现时是否大新银行信用卡客户？ - The paper introduced the present study status of rain attenuation home and abroad and mechanism of the rain attenuation, physical characters of the rainfall, discussed two wide application rain attenuation prediction models: ITU-R model and DAH model.
本文首先介绍了雨衰减在国内外的研究现状以及雨衰减的机理和降雨的物理特性，论述了两种广泛应用的雨衰减预测模型：ITU-R模型和DAH模型。 - The species, numbers and sizes of the alimentary canal contents of cobia larvae of 1~ 20 days after hatching ( DAH) cultured in ponds were studied by anatomization and observation with optical anatomical lens.
采用光镜解剖观察的方法对池塘培育的1~20日龄军曹鱼仔鱼消化道内容物的种类、数量和大小进行研究。 - Cultivars to crude toxin of Verticillium dah/ iae ( VD) was correlated with the activities of chitinase and β-1, 3-glucanase in callus cells.
愈伤组织对黄萎病菌毒素粗提物的抗性与体内β-1,3-葡聚糖酶和几丁质酶活性水平有关。 - C, the anterior tract of larvae bulged and formed presumptive stomach with a similar structure as oesophagus but no goblet cells since 4 days after hatching ( DAH).
C时，大黄鱼仔鱼4日龄起由消化管前端膨大形成胃的雏形，此时胃的结构与食道相似，但无杯状细胞。 - The activities of the BBM bound enzymes increased from 30% of the total activities at 31 DAH to approximately 81% at 38 DAH, indicating the maturation of intestinal tract and the transition of digestion mode.
刷状缘膜酶的活性占相应酶总活性的比率从31日龄时的30%上升至38日龄时的81%，表明了肠道成熟和消化方式转变的过程。 - At 60 DAH, the digestive system completed development. 3. The sequence of immune organ anlages appearance were head kidney, spleen and thymus.
在60日龄时，消化系统基本发育完成。3.大菱鲆免疫器官原基出现的先后顺序是头肾、脾脏和胸腺。 - Dah Sing Bank's long term rating had been affirmed as "A-" and "A3" by Fitch and Moody's respectively in2009.
惠誉国际及穆迪于2009年分别肯定大新银行之长期信贷评级为「A-」及「A3」级。 - Larval shrimp and crab could also be fed from 13 DAH. There was significant difference in food selective indexes between the two stages.
从13日龄开始摄食虾、蟹类幼体等大型浮游动物，两个阶段的食物选择性指数存在显著差异。 - But the diallel cross results showed that DAH trait was controlled by two major loci groups ( MLGs) and minor loci groups. The genetic variation was mainly explained by major loci groups,. 6.
然而不同休眠性材料的双列杂交分析表明，收获时休眠性受2个主位点组和微位点组共同控制，主位点组解释了主要遗传变异。