About 1,000 portable devices that identify hazardous materials are also in use.
大约1000部鉴别有害物质的便携设备也已经应用。
About 1, 000 portable devices that identify hazardous materials are also in use.
大约1000部鉴别有害物质的便携设备也已经应用。
Immediately clean up spilled medicines, drugs, flammable liquids, and other potentially hazardous materials.
立刻清理泄露的药物、可燃液体，以及其他潜在的有毒物质。
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