If you came into contact with nitrobenzene while disconnecting the cargo hose,you should be aware that it is().
A. highly toxic when absorbed through the skin
B. a blood poison
C. a nerve poison
D. All of the above
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检验刮削精度,用25mm2的正方形方框内的研点数的多少来确定,研点数达到8~16个点时,精刮结束
A. 正确
B. 错误
对于学校管理过程的基本环节的划分,大多人采用PDCA循环学说,该理论创造者是美国工程师()
A. 戴明
B. 洛克
C. 施泰因
D. 康贝尔
Which of the following equipment is not pollution prevention equipment?()
A. oily water separator
B. sewage treatment plant
C. fuel oil separator
D. incinerator
财产保险合同的被保险人所获得的保险赔偿金额可以超过财产保险合同的保险金额。
A. 正确
B. 错误