粉尘

一团粉尘在他周围扬起。

The powdery dust rose in a cloud around him .

墙上落了一层黑色的粉尘。

A black dust settled on the walls

意外的粉尘吸入可能有害。

Accidental inhalation of the powder can be harmful

整体式全封闭结构，确保在各种潮湿、粉尘及腐蚀性环境中工作

This product is fully closed structure and can work in every moist , dust and corrosiveness environment .

其中废渣中的泥磷是制磷生产过程中形成的一种含P4的有害物，是由元素磷、粉尘杂质和水组成。

Phosphorus sludge is an injurant containing element P4 formed in the process of phosphorus produce .

基于粉尘浓度测定仪的PID除尘控制系统研究

Research on PID Dust Removal Control System Based on the Dust Concentration Determinator

粉尘螨cDNA文库的构建

Construction and primary characterization of the cDNA expression library for Dermatophagoides farinae

粉尘所形成的高PH值坏境不利于细胞的生存；

, The high pH values produced by fibrous mineral dusts was unfavorable for the survival of cells .

北京市公园道路粉尘Cu，Pb，Zn含量及其污染评价

Cu , Pb , Zn Contents in Road Dusts in Parks and Their Pollution Assessment in Beijing

采场粉尘浓度变化的最大Lyapunov指数分析

The Largest Lyapunov Exponent Analysis of the Change of Dust Consistency in Stope

尿素生产中Hydro流化床造粒工艺及其粉尘处理

Hydro Fluidized Bed Urea Granulation Process and Its Dust Control

毛细管电泳测定粉尘螨主要变应原Derf2含量

Determination of Major Allergens Der f2 of Dermatophagoides Farinae by Capillary Electrophoresis

粉尘螨Derf2变应原的分离纯化及其特征

Purification and Characterization of Der f2 Allergen in Dermatophagoides farinae

抗人尘细胞单克隆抗体用于低SiO2粉尘所致尘肺的诊断研究

Studies on diagnosis of low-SiO_2 pneumoconiosis with monoclonal antibody against human dust cell

MDF生产中设备产生粉尘污染的治理措施

Solutions to Dust Pollution Caused by Equipment in MDF Plants

目的克隆表达粉尘螨3类变应原（Derf3）基因，并鉴定纯化蛋白的变应原性。

Objective To clone , express and identify Der f 3 gene .

对于比电阻为10~8Ω·cm左右的氧化铝粉尘，在工业现场实验，收尘效率达98.5%；

To the aluminum oxide dust with resistivity about 108 Ω cm , on - site experiments collection efficiency is 98 . 5 percent .

首先，在结合嵌入式Linux技术与工业以太网技术的基础上，提出了基于TCP／IP网络的烟道粉尘测定仪远程监控系统的两种具有代表性的设计方案。

First , two typical designs of the remote supervisory system for soot-measuration instruments are raised , which are based on embedded Linux and industrial Ethernet technologies .

在铝电解行业，广泛使用布袋除尘器净化铝电解烟气中的氧化铝粉尘和HF有毒气体。

In aluminum electrolysis industry , bag filters are widely used to remove alumina dust and toxic HF gas in alumina electrolysis fume .

方法采用大鼠被动式粉尘吸入法染尘，以肺组织形态学改变为观察指标，并参考支气管肺泡灌洗（BAL）的实验结果。

Pulmonary morphologic changes and broncho alveolar lavage ( BAL ) were observed .

该传感器能测试5～150mg／cm2的粉尘沉积量。

The sensor can test 5 ~ 150mg / cm 3 dust deposition .

减少PKM炉粉尘带出量的措施

Measures on Reducing Carried Quantity of Mill Dust in the PKM Boiler

文中利用Mie散射理论，推导出通过计算一定散射角度的散射光强来计算粉尘浓度的测量方法。

Based on Mie theory , this method measure the concentration by calculating the scattering light intensity .

目的获得大量具有良好的IgE结合活性的DerfⅡ重组变应原，以促进粉尘螨变态反应性疾病的特异性诊断及治疗的研究。

Objective To obtain large amounts of recombinant Der f ⅱ protein and detect its reactivity to the sera from patients allergic to Dermatophagoides farinae .

对中密度纤维板（MDF）砂光粉尘的粒径分布做一精确测定。

And the testing experiments have demonstrated its competence . 2 , Accurate measurement of the size distribution of MDF sanding particles .

目的：研究茶多酚（TP）对石英粉尘、烟溶液所致大鼠脂质过氧化损伤的保护作用。

Objective : To study the effects of tea polyphenols ( TP ) on oxidative damages induced by silicon and cigarette smoking solution ( CSS ) in rats .

目的探讨石英粉尘（SiO2）与烟溶液（CSS）单独及联合作用致大鼠氧化损伤的影响。

Objective To study the separate or combined effect of silica dust ( SiO 2 ) and cigarette smoking solution ( CSS ) on oxidative damage in rats .

昆钢高炉铁水在出铁时含碳量达饱和，运输过程中平均温降为1.5℃／min，产生大量片状石墨粉尘是必然的。

The BF hot metal at KISC is oversaturated with carbon and its average temperature fall reaches 1.5 ℃ / min during transportation , hence , a large quantity of kish is inevitably deposited .

同时观察到可溶性铝剂能明显拮抗石棉粉尘的此种作用（P＜0.05）。

At the same time , we found that solvable aluminium agents could significantly antagonize the effect caused by chrysotile ( P < 0 . 05 ), that provided a theoretical and practical basis for preventing potential risk to human health induced by chrysotile .

结果与石英粉尘组比较，茶多酚组大鼠血液中MDA、肺胶原、SOD、GSH-PX活性上升。

Results Compared with the silica group , the content of MDA , lung collage as well as the activities of SOD , GSH-Px in the blood of TP group were all increased .