1.
make(a mine)seem rich by putting ore into it,usu so as to trick sb who wants to buy it
将矿石投入（矿区）使矿样显得有价值（通常为欺骗买矿人）.
2.
Iron ores (sinter and pellets)--Sampling and sample preparation for physical testing
GB/T10122-1988铁矿石(烧结矿、球团矿)物理试验用试样的取样和制样方法
3.
as soft as rain-water
象雨水一样不含矿盐
4.
The mineral composition of a sample of igneous rock.
火成岩样品的矿物构成
5.
Minerals usually differ in hardness.
矿物的硬度往往不一样。
6.
as we must with other mineral deposits.
像开采其他矿藏那样。
7.
as unattractive as most mining regions.
像大多数矿区一样平凡。
8.
Pyrites and concentrate--Methods for sampling and preparation sample
GB/T2460-1996硫铁矿和硫精矿采样与样品制备方法
9.
Methods for sampling and sample preparation of flotation zinc concentrates in bulk
GB/T14261-1993散装浮选锌精矿取样、制样方法
10.
Methods for sampling and sample preperation of flotation lead concentrates in bulk
GB/T14262-1993散装浮选铅精矿取样、制样方法
11.
Method of sampling and sample preparation of manganeseores in bulk
GB/T2011-1987散装锰矿石取样、制样方法
12.
Methods of sampling and sample preparation of tungsten concentrates in bags
GB/T4414-1984包装钨精矿取样、制样方法
13.
Methods of sampling and sample preparation of antimony ores in bags
GB/T7146-1986袋装锑矿石取样、制样方法
14.
Methods for sampling and sample preperation of flotation copper conentrates in bulk
GB/T14263-1993散装浮选铜精矿取样、制样方法
15.
Iron ores--Increment sampling and sample preparation--Mechanical method
GB/T10322-1988铁矿石机械取样和制样方法
16.
General rules for the sampling and sample preparation of minerals in bulk--Sampling by manual method
GB/T2007.1-1987散装矿产品取样、制样通则手工取样方法
17.
General rules for the sampling and sample preparation of minerals in bulk--Sample preparation by manual method
GB/T2007.2-1987散装矿产品取样、制样通则手工制样方法
18.
Knowledge of the occurrence of chromite deposits is likewise incomplete.
对于铬铁矿矿层产状的了解同样是不完整的。