水龙骨科

Alternative names for one of a number of families into which the family Polypodiaceae has been subdivided in some classification systems .

水龙骨科在某些分类系统中被细分为若干科的任意一科的选择性的名称。

Study on spore morphology of Polypodiaceae from northeast of China.

标题 东北产水龙骨科植物孢子形态的研究。

Study on spore morphology of Polypodiaceae from northeast of China.

Title 东北产水龙骨科植物孢子形态的研究。

Old World tropical fern; in some classification systems placed directly in family Polypodiaceae.

旧大陆的热带蕨；在一些分类系统中直接归入水龙骨科。

Small genus of tropical ferns; sometimes placed in Polypodiaceae.

热带蕨类植物的一个小属；有时归入水龙骨科。

Chiefly terrestrial ferns; in some classification systems placed in family Polypodiaceae.

主要是陆生蕨；在一些分类系统中归入水龙骨科。

Large genus of terrestrial ferns of tropics and subtropics; sometimes placed in family Polypodiaceae.

热带和亚热带的一个陆生蕨类大属；有时归入水龙骨科。

Small to medium-sized terrestrial ferns especially holly ferns; in some classification systems placed in Polypodiaceae.

小型至中型的陆生蕨类植物，尤指冬青蕨；在一些分类系统中归入水龙骨科。

The spore morphology of 9 species, belonging to 6 genera of Polypodiaceae distributing in Guangxi of China was studied and compared under LM and SEM.

首次利用光学显微镜和扫描电子显微镜对广西产水龙骨科6属9种植物的孢子形态进行了观察研究。

In some classification systems placed in family Polypodiaceae; terrestrial ferns of cosmopolitan distribution mainly in southern hemisphere: hard ferns.

在一些分类系统中归入水龙骨科；分布在世界各地尤其是南半球的陆生蕨类；乌毛蕨。

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因，如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务，你就做你的事好了。