沟的

He told his comrades and ordered them to raise a rampart along the ditch.

他告诉他的同志提出了守卫，并命令他们沿沟。

The interspecific relationships of the main tree species in the forest communities were studied using Fisher's exact test for a 2×2 contingency table, Pearson's correlation coefficient, Spearman's rank correlation coefficient.

采用 2× 2列联表的Fisher精确检验、Pearson相关系数和Spearman秩相关系数检验研究山西省历山自然保护区猪尾沟森林群落树种种间关系。

This patio is crossed by a small rill connecting a stone basin with a square reflecting pool adjacent to the living room.

这个天井是越过一小细沟连接石盆地与方形反映泳池旁的客厅。

In the mining of steep dip and narrow vein in Hong-Hua-Gou Gold Mine of Chifeng City by using dry back-filling method, the continuous stoping of multi-block was conducted after the division of stopes according to the occurrence regularity of orebody and specific condition.

赤峰红花沟金矿在用干式充填采矿法开采急倾斜薄矿脉时，根据矿体赋存规律，因地制宜地划分采场，对多矿块进行了连练回采，取得了较好的效果。

This paper describes the unit rendrock consumption and shothole parameter, and compares the blasting effects between 3 m and 6 m ditch bottom widths.

文章介绍了本次爆破炸药单耗、炮孔参数，比较了沟宽3m和6m的爆破清礁效果。

The study of erosion is focused on the rill erosion process.

对侵蚀问题的研究集中于细沟侵蚀上。

Rill erosion is an important component of hillslope soil erosion.

细沟侵蚀模型是土壤侵蚀预报模型的重要组成部分。

We simulate the pore water flow and the associated solute transport in a salt marsh based on an imaginary creek section.

基于假定的潮沟横断面物理条件，对孔隙水流动及溶质运移过程进行了模拟分析。

Fruit a schizocarp, oblate or disk-shaped, axis disk-shaped, not longer than carpels; mericarps 8-25, semicircular, abaxially channeled, 1-celled and 1-seeded.

果一分果，扁球形的或盘形，轴盘形，不长于心皮；分果爿8-25，半圆，背面具沟，1室和1种子。

The bacteriolytic channel formed from hyphal self-digestion was found in the area of dark line barrage by microscopic observation, while no hyphal self-digestion was found in the other two barrage types.

显微观察暗线型拮抗线区域有菌丝自融形成的溶菌沟，另2种拮抗线中没有菌丝自溶。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。