铅的

The low recovery with iron grinding media is probably caused by the coating of iron oxy-hydroxides on sulphide surfaces.

铁质磨机磨矿时铅收率降低可能是由铁氧化产物在矿物表面覆盖而造成的。

At present, the company's mining for iron, copper, lead, zinc, gold polymetallic ore.

目前，公司旗下的矿山为铁、铜、铅、锌、金多金属矿。

Based on static and dynamical experiments,the paper experiment the isolator in itslasting properties.

在静载和动载实验研究的基础上，本文对铅芯碟簧隔振器进行了长期性能实验研究。

One week after administration of lead acetate and cadmium chloride, the numbers of NOS-positive IC reduced significantly.

探讨雷公藤及铅、镉等重金属元素对睾丸间质细胞一氧化氮合酶活性的影响。

Objective To explain the effects of nitric oxide on testis interstitial cells after administration of tripterygium wilfordii f., lead acetate and cadmium chloride.

目的 探讨雷公藤及铅、镉等重金属元素对睾丸间质细胞一氧化氮合酶活性的影响。

The drinking water in difference position to make a comparison between two positions about total dissolved solids,lead, chloride, coastal areas are higher to other positions(P0.1),the total bacterium in water from hilly areas are the most.

对不同地势特点的饮用水中总硬度、铅、氯化物两两比较结果显示，平原地区高于其他两个地区，有显著性差异(P＜0.01)，其饮用水中细菌总数比较，以丘陵山区饮用水中细菌总数最高。

On the basis of the thin-wall beam finite element model of an aqueduct with fluid-structure coupling,the seismic response of some large aqueduct is studied by use of the bilinear model and the Wen model to simulate nonlinear hysteretic curve of the lead rubber bearing.

采用流固耦合渡槽薄壁结构梁段单元有限元模型，分别利用双线性模型和Wen模型来模拟铅芯橡胶支座的非线性滞回恢复力特性，对某大型渡槽结构进行了空间隔震响应研究。

In England the color of the sky is as gray as lead.

英国天空的颜色像铅一样。

This is a lead mill being repaired.

这是一座修缮中的铅厂。

Among them, the resources-money, big reserves, high grade, with the value of the metal ore mining lead, zinc, antimony, mercury, copper, gold, manganese, iron, etc., non-metallic minerals are silica, marble, barite, limestone, gypsum and so on.

其中，资源清、储量大、品位高、有开采价值的金属矿有铅、锌、锑、汞、铜、金、锰、铁等，非金属矿有硅、大理石、重晶石、石灰石、石膏等。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。