采用重力沉降除尘器,粉尘颗粒愈大,沉降速度愈(),沉降效率也愈高。

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问题:

采用重力沉降除尘器,粉尘颗粒愈大,沉降速度愈(),沉降效率也愈高。

考点:电除尘值班员电除尘值班员(中级工)电除尘值班员(中级工)题库
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联合平台制作安装,应根据项目特征(每组质量、平台板材质),以()为计量单位。

A.组

B.套

C.t

D.kg

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Today, we’ll talk about what other effects watching TV might produce on children. Children should be (1) a lot of television, many experts and parents agree, but there is at least one circumstance when it might be beneficial: (2) . A recent study conducted by Italian researchers found that children (3) immediately preceding and during blood tests experienced less pain than children whose mothers (4) during the procedure, or children whose mothers were present but (5) .
The research, led by Carlo Brown, MD, at the University of Siena, is published in the Archives of Disease in Childhood. (6) the study. None received any type of anesthesia; the children and their mothers (7) . Both the group whose mothers attempted to distract them from the blood tests and those whose mothers simply observed reported (8) than the group who watched cartoons. For that group, the levels of pain were less and the children were better able to (9) .
One of the possible explanations is that children might have (10) during the procedures, exacerbating their perception of pain. "The higher pain level reported by children during (11) shows the difficulty mothers have in interacting positively (12) in their children’s life," the authors write.
However, they stressed that (13) still provided benefits, noting that the children would (14) during the procedures. "Indeed, children state that having their parent present (15) when in pain," say the authors.
Another possibility offered for consideration is the notion that the (16) might release pain-quelling endorphins. Endorphins, (17) produced by the pituitary gland, resemble opiates in their ability to produce analgesia and a sense of well-being. In other words, they might (18) .
In any case, the study results suggest that health workers should (19) to watch television during painful procedures (20) .

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公有制的实现形式可以而且应该多样化。

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计算机网络中,中继器用于连接两个不同类型的局域网

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某三级医院常年床位使用率超过100%,在计算平均护理时数时,我们用各级患者护理时数的总和除以()

A.该病房开放床位数

B.该病房实际在院患者总数

C.一级患者人数

D.该病房患者总人数

E.占用床位数

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