Hoses meet 25/50 flammability and smoke development classification requirements of codes and specifications when tested by ASTM E 84 method.
符合25/50可燃性和发烟等级要求的规定，经过美国试验材料学会E 84方法检测。
Basically, it represents the realization and refinement of a common software development best practice: the daily build and smoke test.
基本上，它代表了一种通用软件开发最佳实践的实现和改进：每日构建和冒烟测试。
Cigarette smoke plays an undisputed role in the development of lung and other cancers.
毋庸置疑，抽烟已成为诱发肺癌以及其他癌症病患的一个重要因素。
Carcinogens in the smoke damage DNA, which often results in mutations in genes that promote the development of cancer.
香烟里的致癌物会破坏dna，从而导致基因突变并促发癌症。
It's possible that nicotine could affect brain development, or that access to oxygen during pregnancy might be reduced when the mothers smoke, the researchers said.
但是有可能是尼古丁会影响大脑发育或者孕妇在孕期吸烟会影响对胎儿氧气的供应。这位学者说。
The perinatal exposure to environmental cigarette smoke may develop toxic effects on brain development and incurs events like Sudden Infant Death Syndrome.
同时也发现，胎儿期暴露于环境香烟烟气中，可能对大脑发育产生毒性作用，并且引起新生儿猝死综合征。
The principle of smoke jamming is studied in detail, smoke dispensing and testing technologies are introduced and the development trend of smoke screen technology is given.
研究烟幕的干扰原理并介绍它的施放和测试技术，最后分析烟幕技术的发展趋势。
The development of photoelectric smoke detection technology asks urgently for a light scattering model for smoke particles.
光电感烟探测技术的迅猛发展，迫切需要适用于火灾烟颗粒的光散射模型对其进行指导与支撑。
The results show that it is a development trend of smoke movement law studying by using large eddy simulation (LES) with cell-zone method.
结果表明，采用大涡模拟方法结合多单元区域模拟是研究火灾烟气运动规律的发展趋势。
They have good development foreground as two nontoxic green flame retardant and smoke suppression agents.
作为两种无毒绿色阻燃抑烟剂，它们有很好的发展前景。
Although it was not an easy task, the smell of chimney smoke that filled the dim evening sky inspired the development of this project.
尽管它不是一个轻松的任务，但是傍晚昏暗天空中烟囱的气味为这个项目的进行提供了灵感。
Polystyrene burns easily but slowly, with development of thick sooty smoke. Inflammability can be reduced by addition of special additives.
PS易燃烧，但烧得很慢，同时产生乌黑的浓烟，通过加入添加剂可减少其可燃性。
Polystyrene burns easily but slowly, with development of thick sooty smoke. Inflammability can be reduced by addition of special additives.
PS易燃烧，但烧得很慢，同时产生乌黑的浓烟，通过加入添加剂可减少其可燃性。
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