Daily Security Management Technology Question (12.24
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1. The accurate statement regarding the main routes by which toxic substances enter the human body is ( ). A. Primarily absorbed through the respiratory tract and skin; B. Primarily absorbed through the digestive tract and skin; C. Absorbed through the respiratory tract, skin, and digestive tract; D. Unclear. 2. Among the types of machine safety devices, the basic principle of ( ) is that the machine can only operate when the safety device is in place; and the safety device can only be disengaged when the dangerous parts of the machine have stopped moving. A. Fixed safety device B. Interlocked safety device C. Control safety device D. Automatic safety device Reference: C B
1. The correct statement regarding the main routes by which toxic substances enter the human body is (C). A. Mainly absorbed through the respiratory tract and skin; B. Mainly absorbed through the digestive tract and skin; C. Absorbed through the respiratory tract, skin, and digestive tract; D. Unclear. 2. Among the types of machine safety devices, the basic principle of (B) is that the machine can only operate when the safety device is in place; meanwhile, the safety device can be disengaged only when the dangerous parts of the machine have stopped moving. A. Fixed safety device B. Interlocked safety device C. Control safety device D. Automatic safety device