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。 - 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。 - 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。 - Please check the URL for proper spelling or click here to go back to Dah Sing Bank home page.
请检查网址重新输入或按这里返回大新银行首页。 - 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。 - To test the hypothesis that economic recessions lead to reduced global development assistance for health ( DAH).
旨在验证经济衰退导致全球健康发展援助（DAH）减少这一假设。 - 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。 - 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。 - 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。