皮皮学，免费搜题
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【单选题】
下列构件在使用中可产生扭转变形的是( )A.
起重机吊钩
B.
钻孔的钻头
C.
火车车轴
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】手试法检查视野：让患者身（）光源，距检查者（）cm相对而坐。测试左眼时，让患者固定头部，用右手遮盖右眼，左眼注视检查者的（）。检查者持棉签或手指放在两人中间，由视野周围逐渐向中心移动，至患者见到试标的移动为止。
【单选题】2018年全国干毛茶总产值首次突破()大关。 @font-face { font-family: "Times New Roman";}@font-face { font-family: "宋体";}@font-face { font-family: "Calibri";}@font-face { font-family: "微软雅黑";}p.MsoNormal { margin: 0pt...
A.
1000亿 @font-face { font-family: "Times New Roman";}@font-face { font-family: "宋体";}@font-face { font-family: "Calibri";}@font-face { font-family: "微软雅黑";}p.MsoNormal { margin: 0pt 0pt 0.0001pt; text-align: justify; font-family: Calibri; font-size: 10.5pt; }span.msoIns { text-decoration: underline; color: blue; }span.msoDel { text-decoration: line-through; color: red; }div.Section0 { } @font-face { font-family: "Times New Roman";}@font-face { font-family: "宋体";}@font-face { font-family: "Calibri";}@font-face { font-family: "微软雅黑";}p.MsoNormal { margin: 0pt 0pt 0.0001pt; text-align: justify; font-family: Calibri; font-size: 10.5pt; }span.msoIns { text-decoration: underline; color: blue; }span.msoDel { text-decoration: line-through; color: red; }div.Section0 { }
B.
2000亿 @font-face { font-family: "Times New Roman";}@font-face { font-family: "宋体";}@font-face { font-family: "Calibri";}@font-face { font-family: "微软雅黑";}p.MsoNormal { margin: 0pt 0pt 0.0001pt; text-align: justify; font-family: Calibri; font-size: 10.5pt; }span.msoIns { text-decoration: underline; color: blue; }span.msoDel { text-decoration: line-through; color: red; }div.Section0 { }
C.
3000亿 @font-face { font-family: "Times New Roman";}@font-face { font-family: "宋体";}@font-face { font-family: "Calibri";}@font-face { font-family: "微软雅黑";}p.MsoNormal { margin: 0pt 0pt 0.0001pt; text-align: justify; font-family: Calibri; font-size: 10.5pt; }span.msoIns { text-decoration: underline; color: blue; }span.msoDel { text-decoration: line-through; color: red; }div.Section0 { }
D.
4000亿 @font-face { font-family: "Times New Roman";}@font-face { font-family: "宋体";}@font-face { font-family: "Calibri";}@font-face { font-family: "微软雅黑";}p.MsoNormal { margin: 0pt 0pt 0.0001pt; text-align: justify; font-family: Calibri; font-size: 10.5pt; }span.msoIns { text-decoration: underline; color: blue; }span.msoDel { text-decoration: line-through; color: red; }div.Section0 { }
【单选题】已知在非关联参考方向下,某个元件的端电压为5V,流过该元件的电流是2mA,则该元件的功率状态为( )。
A.
发出10W
B.
吸收10W
C.
吸收10mW
D.
发出10mW
【简答题】甲、乙两队同时开凿一条2160米长的隧道,甲队从一端起,每天开凿20米,乙队从另一端起,每天比甲队多开凿5米。两队在离中点多远的地方会合?
【单选题】已知在非关联参考方向下,某个元件的端电压为 5V, 流过该元件的电流为 2mA, 则该元件功率状态为
A.
吸收 10W
B.
发出 10W
C.
吸收 10mW
D.
发出 10mW
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