()及其同事研究探索了独裁型作风、民主性作风、放任性作风等三种领导维度。
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Before operating a non-oceangoing ship greater than 100 gross tons it must have a fixed piping system to discharge oily mixtures ashore. This system must include().
A. approved oil-water separating equipment
B. a fixed or portable containment system at the shore connection
C. a spare pump in case the main pump is inoperative
D. at least one outlet accessible from the weather deck
跟车工必须经过专门培训,懂得人车的基本结构原理,并能正确处理运行中出现的一般故障。
A. 正确
B. 错误
管道铺设应有一定的坡度,以利渗入管内的地下水流向人孔。管道坡度不得小于()。
A. 2.5‰
B. 3‰
C. 3.5‰
D. 4&permil
所谓地价区段,是将用途相似、地块相连、地价相近的土地加以圈围而形成的一个区域。()
A. 正确
B. 错误