This paper summarizes the basic principle of microbial sensors and the application progress of water quality, air monitoring and biological toxicity testing and carrys on its prospect.
本文综述了微生物传感器的基本工作原理以及在水质、大气监测和生物毒性测试等方面的应用进展，并对其前景进行了展望。
The physical and chemical properties of welding arc affecting the amount and toxicity of fumes generated during manual arc welding with low carbon steel basic electrodes are investigated.
本文研究了影响碳钢碱性焊条焊接烟尘量及其毒性的电弧物理及化学因素。
The assessment of the fire effluent of the materials is the basic research item to reduce the toxicity to human beings, however, the standardization of the test method has got a very slow progress.
减少火灾烟气毒性危害最基础的工作离不开材料产烟毒性评价，然而试验方法的标准化工作进展缓慢。
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