1.
Many believe artificial soils do not simulate natural soils.
许多人相信人造土并不像天然土。
2.
A natural elevation, such as a small hill.
土丘天然高地，如小山丘
3.
and though dust should ascend to heaven, its former worthlessness will not be altered.
尘土纵然扬到天上,还是没有价值.
4.
On Soil and Water Protection of bess Area along Gas Pipeline
天然气管道通过黄土地区的水工保护
5.
Illustrative Analysis on Erosion of Sulphuric-acid Environmental Water to Concr ete
天然硫酸环境水对混凝土的侵蚀例析
6.
FIELD WATER FLUSHING TESTS ON LARGE-SCALE NATURAL PIPE-CAVE NETWORK IN LOESS
大型天然黄土洞穴系统现场冲刷试验
7.
Gas Hydrates in the Qilian Mountain Permafrost,Qinghai,Northwest China
青海祁连山冻土区发现天然气水合物
8.
Soil Nutrient Characteristics of Semi-natural Mixed Larch-spruce-fir Stands in Northeast China
近天然落叶松云冷杉林土壤养分特征
9.
A Study on the Soil Seed Bank of a Natural Forest of Quercus Liaotungensis in Ziwuling Moutain
子午岭辽东栎天然林土壤种子库研究
10.
The natural loess side slope stability analysis in an engineering
某工程中的天然黄土边坡稳定性分析
11.
The salt expansion laws of crude saline soil were researched by use of three kinds of soil.
从土的类别角度研究了天然盐渍土的盐胀规律。
12.
Application of Green Sand Casting Process of Yellow Loam Natural Clay-Bonded Sand
黄壤土天然粘土砂湿型铸造工艺的应用研究
13.
Natural Resources: bauxite, coal, crude oil, iron ore, natural asphalt, calcium, silica, mica, salt, clays.
自然资源：铝矾土、煤、原油、铁砂、天然沥青、石灰、硅石、云母、盐、粘土。
14.
Technical specification for application of natural zeolite powder in concrete and mortar
天然沸石粉在混凝土和砂浆中应用技术规程
15.
The xintianyou eally belonged to the people of the Loess Plateau;
当然，"信天游"属于所有生活在黄土高原上的人们 。
16.
Fine-grained clay may settle out in the sheltered bays on the outer sides of the levees.
细粒粘土可以沉积在天然堤外侧的隐蔽湾中。
17.
Elasto-plastic boundary surface model for natural soft clay with structural damage
天然状态结构性软黏土的边界面弹塑性模型
18.
Mud System Research of Gas Hydrate Drilling in Plateau Permafrost;
高原冻土天然气水合物钻探泥浆体系研究