Soalan Keselamatan Kebakaran Setiap Hari (12.24)

2016-12-24View Original

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Soalan pilihan tunggal: 1. Jika kaedah pemadaman menggunakan penyejukan digunakan, untuk memadamkan api yang disebabkan oleh bahan bakar petrol, suhu tersebut perlu diturunkan di bawah ( ) agar proses pembakaran dapat dihentikan. A. Titik nyalaan
B. Titik kilat
C. Titik pembakaran sendiri
D. 0℃

2. Peranti penyimpanan serbuk kering perlu disusun sedemikian rupa agar mudah untuk diperiksa dan diselenggara. Selain itu, ia juga perlu dilindungi daripada cahaya matahari secara langsung. Suhu persekitarannya seharusnya ialah ( ). A. 20～50℃ B. -20～50℃ C. 0～50℃ D. 0～20℃ Jawapan yang betul: B

Reply #22016-12-24

CD: kemenangan::kemenangan::kemenangan::kemenangan:

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Soalan Keselamatan Kebakaran Setiap Hari (12.24)

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