... 只蝌蚪 (C) 池塘中最少有1500 只蝌蚪 (D) 池塘中的蝌蚪在960-12000 只之间 (E) 在此实验中,用捕捉标示-再捕捉(mark-recapture)的方式会低估此池塘蝌蚪 的族群量 56.下列有关生物生殖隔离机制的叙述,何者错误?
基于16个网页-相关网页
若从某些网站捕捉了内容,尤其是打算将这些内容再转发给您的客户,请务必先查阅该网站的使用条款。
Consult the terms of use for any Web sites from which you are capturing content, especially if you plan to redistribute the content to your clients.
艾治汪惊奇地发现,燕鸥经常在北大西洋可以停留近一个月。 他推测燕鸥可能在这段时间捕捉一些鱼类和小型的甲壳类海洋生物,能量得到充足补充后再动身穿越热带地区。
Egevang was surprised to find that the birds often stop for a month in the open North Atlantic Ocean, probably to "fuel up" on fish and small crustaceans before setting off to cross the tropics.
定义包的特征之后,需要将捕捉的SQL和相关的元数据绑定到一个或多个数据库(也可以将它存储到DBRM中,以后再部署它)。
After the package characteristics have been defined, you bind the captured SQL and its enriched metadata to one or more databases. (you can also store it into a DBRM and deploy it later.)
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