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
- 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。 - Key to its success is the strength of the Dah Sing management team and the group's commitment to serving its customers.
其专业的管理队伍、与对服务顾客的热忱承诺，乃集团成功的关键。 - 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。 - MEVAS Bank is a member of The Dah Sing Group, which is a leading financial services group in Hong Kong, active in the banking and insurance business.
丰明银行为大新集团成员之一。大新集团为香港一家具规模的金融服务集团，主要经营银行及保险业务。 - 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。 - 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。 - 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。 - 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。 - 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。