30 years follow up study: the dose-response relationship of asbestos exposure and asbestosis

A statistical analysis was made on the 165 cases of asbestosis of various periods in Dalian areas.

本文对大连地区165例各期石棉肺作了统计分析。

The Study on Gene Expression of Type ⅰ and ⅲ Collagens During Experimental Asbestosis

实验性石棉肺病变中Ⅰ型及Ⅲ型胶原基因表达的研究

County topography in crustal movement since the new generation of active tectonic regions.

地貌县境处于新生代以来地壳运动比较活跃的构造地区.

Earth crust thickness the difference is very big.

地皮厚度区别是非常大的.

The bird catch colds with the earth crust the sport is related.

科学鸟感冒与地壳运动相关.

The separa-ting experiments confirm fluidizing concentration principle and show that fluidizing concentration of asbestus is one of the developmental direction.

分选试验不但验证了本文提出的流态化分选原理，而且分选的较好结果还表明用流态化分选石棉是今后石棉选矿的发展方向之一。

After braking, a carbonized organic matter layer with richer copper and iron forms on the worn surface of the asbestus.

制动后，石棉摩擦材料表面形成富铜集铁和有机物的碳化层；

Magnesian riebeckite asbestus from sedimentary rocks& a preliminary study

沉积岩中镁钠闪石石棉矿物的初步研究

A study of brake tribological behaviour of asbestus, and semi metal friction material

石棉、半金属摩擦材料制动摩擦学行为的研究

The conflict between reality and utopia the crux of the matter in her poems.

现实与乌托邦的冲突构成了其诗歌内在的核心.

The crux of the matter is whether the road is capitalist or socialist.

要害是姓“资”还是姓“社”的问题.

Therein lies the crux of the matter.

问题的关键就在那里.

What then is the crux of the matter?

　　那末,什么是我们的问题的中心 呢 ?

The crux of the matter is those attitudes HAs altered.

疑难题目的关键是大部分人的态度改变了.

There is no problem, this is the crux of the matter.

毫无问题, 这才是问题的关键所在.

The crux of the matter is that attitudes have changed.

问题的要害是人们的态度转变了.

The crux of the matter was a lack of nitrogen.

问题的关键在于缺少氮.

Crystal clear crystal clear west lake water, surging Qian Jiangchao.

滢滢西湖水, 滔滔钱江潮.

The infection rates of parasitic diseases were accounted for 18.88% and 7.22% in the years of 1992~ 1999 and 2000~ 2002, the main infection was ascariasis.

食源性寄生虫感染率1992~1999年和2000~2002年分别为18.98%和7.22%，病因构成以蛔虫病为主；

( Results) There were 50 cases of cholelithiasis, 3 cases of calculi and carcinoma of bile duct, 6 cases of biliary ascariasis among the 59 cases.

结果59例中胆系结石50例，结石伴胆总管癌3例，胆管内蛔虫6例。