wild waterfowl are the natural reservoir of all influenza a viruses, and these viruses are usually nonpathogenic in these birds.
野生水鸟是所有甲型流感病毒的自然储存宿主，通常这些病毒对它们不具有致病性。
engineering methods that are used to supplement the natural reservoir drive of an oil reservoir and increase its ultimate recovery.
对油藏的天然驱动进行补充并提高其最终采收率所用的工程方法。
the natural reservoir for y. pestis is species of rodents, including rats.
一些啮齿类动物，包括鼠类，是鼠疫桿菌的天然宿主。 这种病菌通过跳蚤传播。
birds, especially wild waterfowls, are a natural reservoir of influenza virus, though poultry, mammalians and even human beings are also thought to be the potential hosts.
流感病毒宿主范围广泛，包括各种野生水禽、岸基鸟、海鸥、家禽、猪、马、犬、海洋哺乳动物、人等。
with the plane radial flow formula as the theoretical basis of natural reservoir productivity forecast, the main factors affecting the productivity are determined.
以平面径向流公式作为储层自然产能预测的理论基础。
during the flush production stage, the oil is produced in relatively large, but rapidly declining amounts from the natural reservoir energy.
在自喷期内，依靠天然储层能量开采，产量相对较高，但下降较快。
ecological studies are in progress to identify the natural reservoir of both marburg and ebola.
确定导致马尔堡与埃博拉病毒宿主的生态学研究正在进行中。
wildlife is the natural reservoir for most pathogens, and furthermore some important diseases in wildlife are closely linked to public health.
野生动物是多数自然界病原体的天然宿主，野生动物重大疫病和人类公共卫生问题息息相关。
natural reservoir of the virus. unknown.
病毒的自然宿主：未知。
the injection of fossil-fuel carbon into the sea is, as of yet, a relatively small addition to the ocean's huge natural reservoir of this element.
跟海洋庞大的天然碳储库相比，到目前为止，注入海洋的化石燃料碳所占相对比例很低。
it is generally accepted that wild aquatic birds provide a natural reservoir of avian influenza a viruse and play an important role in their ecology and propagation.
野生水鸟是a型流感病毒的自然宿主，对于病毒的生态和繁殖起重要作用。
the natural reservoir of the ebola virus seems to reside in the rain forests of the african continent and in areas of the western pacific.
埃博拉病毒的自然宿主似乎居于非洲大陆的雨林以及西太平洋地区。
wild waterfowl have been known for some time to be the natural reservoir of all influenza a viruses.
一段时间以来，已知野水禽是所有a型流感病毒的自然宿主。
the natural reservoir of the ebola virus is unknown despite extensive studies, but it seems to reside in the rain forests on the african continent and in the western pacific.
尽管进行了深入研究，埃博拉病毒的自然宿主仍然不得而知，但似乎存在于非洲大陆和西太平洋地区的雨林中。
here is a natural reservoir and fish farms and a rare scenic spot.
这里既是一个天然水库和养鱼场，又是一个不可多得的风景区。
rattus nitidus would appear therefore to be a natural reservoir for epidemic haemorrhagic fever (korean haemorrhagic fever) viruses and tsutsugamushi disease.
因此大足鼠很显然成为流行性出血热和恙虫病等病原体的贮存宿主。
wild waterfowl are considered the natural reservoir of all influenza a viruses.
野生水鸟是a型流感病毒的天然宿主。
they, like humans, are believed to be infected directly from the natural reservoir or through a chain of transmission from the natural reservoir.
据信，它们像人类一样，是受到自然宿主或通过来自自然宿主的传播链受到直接感染。