查询词典 dagger fern

Some of these spores in the sporangium After the mitotic generated, such as clothes swimming algae spores, Rhizopus spores of the cyst, chlorella-like pro-spores, etc.; some spores in the sporangia produced in the future through meiosis, such as Ulva lactuca , kelp, to money, gourd moss, fern and so on.

其中有的孢子是在孢子囊中经过有丝分裂所产生的，如衣藻的游动孢子、根霉的孢囊孢子、小球藻的似亲孢子等；有的孢子是在孢子囊中经过减数分裂以后产生的，如石莼、海带、地钱、葫芦藓、蕨等。

Aquatic or marsh-growing fern allies; known to have existed since the Cenozoic; sometimes included in Lycopodiales.

生活于水中或湿地的蕨类；从新生代生存至今；有时归于石松目之中。

Any of various aquatic or marsh fern s of the genus Marsilea,having floating,four - parted palmate leaves rising from long runners.

苹某种水生或沼泽厥类植物，苹属，有从长蔓上长出的浮动的四指掌状叶子

Individuals of Marsilea quadrifolia, an amphibious fern, experiencing extreme variations in environment develop heterophyll with different morphological characteristics.

田字草是一种水栖的蕨，在同环境下会长出形，这些形具同的形态特徵。

As of the township, by the end of 2006 net income of 860 yuan per capita, the size of the total livestock population 3683, the territory of wild animals and plants, fungi, and other rich resources of Chinese herbal medicine, in which white fern, Morchella, Cordyceps famous products are exported to Lanzhou, Qinghai, Ningxia, Henan and other places, this is a rural economic development path.

截止2006年底全乡人均纯收入860元，大小牲畜总存栏数3683头，境内野生动植物、菌类、中草药等资源丰富，其中白蕨菜、羊肚菌、虫草享有盛名，产品远销兰州、青海、宁夏、河南等地，这就是乡村经济发展的一条路径。

In the fern allies, there was no obviously evolutional trend among the mycotrophic, facultative mycotrophic and autotrophic, however, the evolutionary trend may be from the mycotrophic to facultative mycotrophic, and at last to the autotrophic which got rid of mycotrophism in the filicophytes

在拟蕨类植物中，VA菌根营养、兼性菌根营养和自养之间无明显的进化趋势；而在真蕨类植物中，则由VA菌根营养向着兼性菌根营养到最后摆脱菌根营养而行自养的方向演化

Tropical American fern with coarsely lobed to palmatifid fronds.

具有粗糙叶片和掌状复叶的一种美洲热带蕨类。

Pantropical epiphytic or terrestrial whisk fern with usually dull yellow branches and minute leaves; America; Japan; Australia.

遍布于热带的长有浅黄色叶柄和细小叶片的石生或陆生松叶蕨；见于美洲；见于日本；见于澳洲。

Rock-inhabiting fern of northern North America growing in massive tufts and having parsleylike fronds.

北美洲北部一种具有类似于欧芹复叶的丛生的石生蕨类。

Fern of Europe and Asia Minor having short slender rhizome and densely tufted bright green parsleylike fronds.

欧洲和小亚细亚一带具有短小剑状根茎和亮绿的似欧芹复叶的一种丛生蕨类。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"