toxic dust

Semi-Quantitative Analysis Pb for Urban Dust by XRF;

城市灰尘中Pb的X射线荧光光谱半定量分析

The distribution character of lead in soil and dust in urban region of Shenyang City.;

沈阳市城区土壤和灰尘中铅的分布特征

Influence of dust on the thermal performance of all-glass evacuated solar collector tube;

灰尘对全玻璃真空太阳集热管热性能的影响

This study examined the total mercury concentrations in soil,vegetable and road dust,and the spatial distribution of the total mercury in the water sources area in upper reach of Huangpu river basin.

结果表明:黄浦江上游周边土壤及道路灰尘中Hg的平均含量分别为332。

The influencing factors on the accumulation and transportation of PAHs(polycyclic aromatic hydrocarbons) in road dust from Shanghai city were systematically discussed.

以上海市为例,探讨了城市中心城区地表灰尘中多环芳烃(PAHs)累积与迁移过程的影响因素。

Seasonal variation and function-area difference of polycyclic aromatic hydrocarbons(PAHs) in road dust from Shanghai centre area were studied,and the probable reasons were also discussed.

研究了上海市中心城区地表灰尘中多环芳烃(PAHs)的季节变化与功能区差异,并探讨了这种变化特征的原因。

a shower of stones, arrows, dust, ash

一阵乱石、 乱箭、 灰尘、 灰烬

Covered or filled with dust.

多尘的为灰尘覆盖的或布满尘土的

She dusted the table.

她擦掉桌上的灰尘。

She swept the dust into a pan.

她把灰尘扫入簸箕。

It was dusty and covered in grit.

桌上都是灰尘和粗砂。

The truck kicked a cloud of dust up.

卡车扬起了大团灰尘。

Dust got into my eyes

灰尘掉进了我的眼睛。

He flicked the dust from his suit.

他掸掉衣服上的灰尘。

She dusted down the furniture

她掸去家具上的灰尘。

He knocked the dust off his coat.

他掸去大衣上的灰尘。

shook the dust from the cushions.

把椅垫上的灰尘拍掉

She have an allergy to household dust.

她对房间里的灰尘过敏。

At night the dew settled the dust.

入夜，露水洗净了灰尘。

Dust got into his eyes.

灰尘进入了他的眼睛。

There is a lot of dust on this table.

桌子上有许多灰尘。

The dust settled on everything.

灰尘落得到处都是。

His clothes were covered with dust.

他衣服上全是灰尘。

His hands were begrimed with dust.

他的手沾满了灰尘。