Effects of vasicine on construction of smooth muscle of isolated guinea pig trachea;
鸭嘴花碱对豚鼠离体气管平滑肌收缩功能的影响
Mass entrainment in a duckbill valve jet;
鸭嘴阀扩散器卷吸特性研究
Lian-cheng duck s nutrition demand characteristic and feed configuration;
乌嘴鸭的营养需求特点与饲料配制
Any of various amphibious dinosaurs of the genus Anatosaurus and related genera that had webbed feet and a ducklike bill.
鸭嘴龙鸭嘴龙属的两栖恐龙中的一种或其它相关科属中的一种，长有蹼足和象鸭嘴的喙
The platypus spends a great deal of its time looking for food.
鸭嘴兽要用大量的时间去觅食。
The female platypus, like other mammals,
雌性鸭嘴兽像其他哺乳动物一样，
Oh, yes, the feed is crammed into the duck's mouth by a special keeper .
是，是指饲养员将饲料填入鸭嘴里。
The male platypus has poisonous spurs on his back legs
雄性的鸭嘴兽后腿上长着有毒的刺，
Goodman duckbill loader
古德曼型鸭嘴铲式装载机
Jeff: Duckbill (SYD) indicated the city of Sydney, which was the symbol of water;
杰夫：鸭嘴兽，悉德(SYD)也表示悉尼，象征水；
genus of large duck-billed dinosaurs; late Cretaceous.
白垩纪晚期的一种大的鸭嘴龙。
genus of duck-billed dinosaurs of late Cretaceous.
白垩纪晚期的鸭嘴龙的一属。
Improved Design of Duckbill Clip Movement in Planting Implement Based on ADAMS
基于ADAMS的栽植器鸭嘴运动的改进设计
In some ways, this unusual animal resembles a duck with its webbed feet and a duck-like bill.
在某些方面，这种稀有动物的脚蹼和像鸭嘴一样的嘴使得它特别像一个鸭子。
The advantages and disadvantages of using duckbill valve in sea outfalls are discussed in this paper, and the suitable conditions to use duckbill valve in outfall are put forward.
对排海工程中应用鸭嘴阀的利弊进行了分析，提出了鸭嘴阀在排海工程中的适用条件。
widespread group including duck-billed dinosaurs and their early relatives (hadrosaurs; trachodon; iguanodon).
分布较广的一个种群；包含鸭嘴恐龙；和它们的早期亲戚（鸭嘴龙、粗齿龙和禽龙）。
The bridge is situated at Ligongwan Yazuiyan Town Hecheng District, which is a key passageway to Yazuiyan Industrial Park.
项目选址于鹤城区鸭嘴岩李公湾境内，是连接鹤城区鸭嘴岩工业园二期工程的重要通道。
Jeff: Of course, they have strange appearances, such as duckbill, millie, and kookaburra.
杰夫：当然，它们的外貌稀奇古怪，有鸭嘴兽、、翠鸟。
Not many people could describe a platypus because few have seen one.
很少有人能描述鸭嘴兽，因为几乎没有人见过它。
duck-billed dinosaur from Canada found as a fossilized mummy with skin.
在加拿大发现其带有皮肤的干尸化石的鸭嘴龙。
Fossil eggs of Cretaceous Hadrosaurs from eastern China
华东白垩纪鸭嘴龙类恐龙蛋化石的发现