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
- Trading in Dah Sing shares was suspended in Hong Kong yesterday, pending the announcement.
大新银行在香港的股票交易昨日停牌，等待该行发布公告。 - Under commercial hatchery conditions, the feeding habits and growth performance of large yellow croaker ( Pseudosciaena crocea, Richardson) larvae and juveniles during the first 40 days after hatching ( DAH) were studied.
作者对人工育苗条件下从0到40日龄大黄鱼（Pseudosciaenacrocea，Richardson）仔、稚鱼及早期幼鱼的摄食习性与生长特性方面进行了研究。 - Diffuse alveolar hemorrhage ( DAH) is a clinical syndrome, characterized by iron deficiency anemia and transient alveolar infiltration or consolidation on chest radiograph.
弥漫性肺泡出血是以咯血、缺铁性贫血和胸片以暂时性弥漫肺泡浸润或实变为特征的临床综合征。 - 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。 - At the temperature of 30 ± 1 ℃, the point-of-no-return ( PNR) of the larvae occurred at 6~ 7 DAH.
在30±1℃条件下，云斑尖塘鳢仔鱼的不可逆点（PNR）出现在仔鱼孵化出膜后的第6～7天。 - 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。 - Pepsin was firstly detected at 17 DAH and increased to 34 DAH, and then remained at a stable level, indicating the transition of digestive mechanism.
胃蛋白酶在17日龄时出现，在34日龄时快速升高至稳定的活性水平，表明了消化机制的转变。 - 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。 - 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。 - 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。