滨蟹

The seasonal dynamics of larval stages of the microphallid trematode Maritrema eroliae Yamaguti, 1939 in intermediate hosts, the prosobranch snail Clypeomorus bifasciata(Sowerby, 1855)and the brachyuran crab Nanosesarma minutum(de Man, 1887), in Kuwait Bay was examined.

对科威特湾微茎科滨鹬马蹄吸虫幼虫期的中间宿主双带盾桑椹螺及小相手蟹的季节动态进行了研究。

Based on the compared and simulated experiment, it was quantitively studied on the effect of macrobenthos (Ilyoplax deschampsin and Corbicula fluminea) on the exchange of nutrient across the sediment-water interface and the early diagenesis of nutrient in the tidal flat sediments from the Yangtze Estuary. Ilyoplax deschampsin and Corbicula fluminea affected the exchange of nutrient across the sediment-water interface by the different biological mechanisms.

本文依据长江河口滨岸潮滩大型底栖动物的自然分布特征，选取了两段典型的研究区域－崇明东部潮滩和浒浦岸段边滩，运用实验模拟和对比分析方法，定量地研究了大型底栖动物谭氏泥蟹和河蚬对潮滩生态系统中营养盐的界面扩散及其早期成岩变化的影响。

Over a one-year period,1 600 snails and 415 crabs were collected and examined for larval trematodes, 11.8﹪ of snails were infected with one of 8 species dominated by M.eroliae(9.9﹪), and 80﹪ of crabs harbored M.eroliae metacercariae.

调查期超过一年，在检查的1 600只螺和415只蟹中，11.8﹪的螺感染了8种马蹄属线虫中的一种，且以滨鹬马蹄吸虫的感染占优势(9.9﹪螺感染)；80﹪的蟹感染滨鹬马蹄吸虫囊蚴。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。