下列不属于造成木工机械伤害事故的原因是()。 A.操作人员不熟悉木工机械性能和安全操

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问题:

下列不属于造成木工机械伤害事故的原因是()。

A.操作人员不熟悉木工机械性能和安全操作技术

B.不按安全操作规程操纵机械

C.没有安全防护装置或安全防护装置失灵

D.在危险区域内没有限制台数间的间距

考点:安全工程师机械安全技术机械安全技术题库
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Are you truly happy? Do you ever know what it means to be happy and what it takes to achieve happiness?__小题1:___. The following are a few tips that I follow to create happiness in my life.

※ Make a plan for attaining goals that you believe will make you happy. Your moods will very likely increase if you are going after something you value.

※Surround yourself with happy people. It is easy to begin to think negatively when you are surrounded by people who think that way. ___小题2:___.

※When something goes wrong, try to figure out a solution instead of being absorbed in self pity. Truly happy people don’t allow setbacks to affect their mood because they know that with a little thought they can turn the circumstances back to their favor.

※__小题3:_. These few minutes will give you the opportunity to focus on the positive things in your life and will lead you to continuous happiness.

※ __小题4:__  . Whether you treat yourself to lunch, take a long, relaxing bath or simply spend a few extra minutes on your appearance, you will be subconsciously (下意识地) putting yourself in a better mood.

※Finding the humor in situations can also lead to happiness. Find a way to make light of a situation that would otherwise make you happy.

※Keeping healthy is another way to achieve happiness.  __小题5:__.

A.What makes one person happy may be very different from what makes someone else happy.

B.On the contrary, if you are around people who are happy, their emotional state will be infectious.

C.Being overweight or not eating nutritious foods can have a negative effect on your mood.

D.These are important questions for anyone who is seeking happiness to ask themselves.E.Spend a few minutes each day thinking about the things that make you happy.

F.There are some tips in life that lead to happiness.

G.It’s also important to take some time each day to do something nice for yourself.

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筛理工作的要求有哪些?

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蓝牙技术是一种短距离无线通信技术,利用蓝牙技术,能够有效的简化掌上计算机、便携式计算机、手机等移动通信终端直接的通信。

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下列关于钢结构的说法,错误的是()。

A.良好的延性,抗震性能好

B.钢构件运输方便,费用低

C.耐火性好、造价高

D.结构自重轻

题型:单项选择题

被调参数是压力或流量无差调节系统,一般采用()调节器进行控制。

A.P

B.PI

C.PID

D.双位

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