- 推荐网络例句
-
In the damage zone parameters of rock mechanics get worse because of the actions of blast stress wave and explosion product,and this may produce potential dangers to the preserved rock and the constructions built on it.
在该区内,爆炸应力波和爆生气体的联合作用使得岩石力学参数劣化,给岩体及其岩体建筑物的安全运行留下了隐患。
-
I am optimistic that we can do this, but I talk to skeptics who claim there is no hope.
在这个问题上,我是乐观的。但是,我也遇到过那些感到绝望的怀疑主义者。他们
-
Perennial grass of South Africa introduced into United States; cultivated as forage grass in dry regions.
引入美国的一种南非多年生草;干燥地区培植的草料草。