Daily Safety Technology Quiz (Single-choice Question) (2016.8.26)
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1. In areas where oxygen deficiency may occur, especially when people enter equipment to carry out work, it is necessary to monitor the oxygen level. Entry is strictly prohibited when the oxygen level is below ____, to avoid accidents caused by oxygen deficiency and suffocation. A、14% B、16% C、18% D、20% 2、The greatest danger associated with static electricity generated during the manufacturing process is ____. A. Deliver an electric shock to people B. Cause overload C. Cause an explosion D. Reduce product quality C;C
1.C 2.C Is that right?
1. C. ------------------2、C
1. In areas where oxygen deficiency may occur, especially when people enter equipment to carry out work, it is necessary to monitor the oxygen level. Entry is strictly prohibited when the oxygen level is below _C___, to avoid accidents caused by oxygen deficiency and suffocation. A、14% B、16% C、18% D、20% 2、The greatest danger associated with static electricity generated during the manufacturing process is _C___. A. Deliver an electric shock to people B. Cause overload C. Cause an explosion D. Reduce product quality