1.
A STUDY ON THE TYPES OF LOG-PROBAB ILITY CUMULATIVE CURVE WITH 4 MEMBERS OF THE MODERN RIVER BED SAND BODIES IN THE ZHUJIANG(PEARL RIVER)DELTA
珠江三角洲现代河床砂四段式概率曲线型的探讨
2.
A deposit of gold ore in an old riverbed.
富金砂矿古河床里的金砂矿床
3.
Scouring Phenomenon of the Channel Bed Below a Sabo-dam
防砂坝下游河床局部冲刷现象之研究
4.
Based on Fluvial Process Sand Extraction Planning of Xin River in Yingtan City, Jiangxi Province;
基于河床演变对信江鹰潭段采砂规划的研究
5.
A glacial or alluvial deposit of sand or gravel containing eroded particles of valuable minerals.
砂矿，砂积矿床一种砂砾或碎石的冰河沉积物或冲积沉积物，包括有价值的矿物成份
6.
An underground bed or layer of earth, gravel, or porous stone that yields water.
地下蓄水层，砂石含水层含有水的泥、砂砾或多孔石的地下河床或地层
7.
The prospector panned off bits of a sand and gravel scooped from the bed of a stream.
探矿者淘选从河床里挖出的少量含金泥沙和砂砾。
8.
Mechanism Study of Sand Production and Sand Control of Unconsolidated Sandstone Oil Reservoirs in Bamianhe Oilfield;
八面河油田疏松砂岩油藏出砂与防砂机理探讨
9.
belt conveyer abrasive belt surface grinder
输送带式平面砂带磨床
10.
centerless cylindrical grinding machine with wide grinding wheel
宽砂轮无心外圆磨床
11.
angular wheel slide grinding machine external
斜置砂滑座外圆磨床
12.
twin grip type centerless grinder
双支承砂轮无心磨床
13.
extension bar for grinding wheel axle of internal grinding machine
内圆磨床砂轮轴接杆
14.
Channel Sand Body Description Method and its Application in Bamianhe Area
八面河地区河道砂体描述方法与应用
15.
The latter is further sub-divided into gravelly and sandy braided fluvial facies.
其中辫状河可划分为砾质辫状河和砂质辫状河。
16.
Channel and point-bar sands may be clean and well-sorted.
河道砂和河曲沙坝砂可以是干净的和分选良好的。
17.
Numerical Simulation Method for the Effect of Sand Excavation on Water Quality in the River Network of Pearl River Delta;
河道采砂对珠江三角洲河网水质影响数值模拟
18.
Depositional-diagenetic coupling complex of Xujiahe sandstone in Hebaochang Block in the south part of the Central Sichuan Basin
川中南河包场须家河组砂岩沉积—成岩作用