One of the key characteristics of the hazardous pattern of drinking is the presence of heavy drinking occasions, defined as consumptions of 60 or more grams of pure alcohol.
大量饮酒(指饮用60克或60克以上纯酒精)是有害饮酒模式的一个主要特点。
Extraction toxicity is an important identification indicator of hazardous waste toxicity characteristics.
浸出毒性是危险废物毒性特性鉴别的重要指标。
Based on the study of risk of hazardous wastes 'transportation, the concept of "basic routes" is put forward and its relative characteristics are described in this paper.
本文在以往有害废物运输风险研究的基础上，提出基元路段的概念，描述了相关特征，并建立了运输风险、运输成本的计算模型及运输路线优化的多目标决策模型。
There will be great threats of hazardous waste for human health and environment in case of improper management because of harmful characteristics.
危险废物具有多种危害特性，如果管理控制不当将会对人类健康和生态环境造成很大危害。
Division of explosive hazardous areas, classification of explosive compounds, characteristics and types of explosive-proof equipment are analyzed.
介绍了石油库爆炸危险区域的划分、爆炸性混合物的分级分组、防爆电气设备的种类和特点。
The characteristics of biodiesel is low content of sulfur and aroma hydrocarbon, high content of oxygen, high cetane value and flash point, less hazardous exhaust gas.
它具有含硫量极低、芳香烃含量少、含氧量高、十六烷值高、闪点高和废气逸出少等优点。
The characteristics of biodiesel is low content of sulfur and aroma hydrocarbon, high content of oxygen, high cetane value and flash point, less hazardous exhaust gas.
它具有含硫量极低、芳香烃含量少、含氧量高、十六烷值高、闪点高和废气逸出少等优点。
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