使用仪表时,在手腕上套上防静电手环,是为了身体上的()泄放掉。 ["正电荷","负电荷","静电","感应电压"]
微斜长石属于() ["钾长石,高温相","钾长石,低温相","斜长石,高温相","斜长石,低温相"]
企业可向()举报、投诉评审员的不正当行为。() ["当地政府","主管机关或评价机构","司法机构","交通运输部"]
欧洲的耶稣会士初到中国是在() ["元朝","明朝","清朝初年","清朝末年"]
黄玉属于() ["氧化物矿物","硼酸盐矿物","硅酸盐矿物","卤化物矿物"]
社会经济现象的数量方面,可以()。