A、顺时针
B、逆时针
第1题:
转子转动与磁场旋转是同方向的,磁场比转子转得慢。
第2题:
重型工业燃气轮机的大检和大修周期长,综合维护费用低于航空改型燃气轮机。The large inspection and overhaul period of heavy industrial gas turbine are long, and the comprehensive maintenance fee is lower than the air engine gas turbine.
第3题:
重型工业燃气轮机的投资及单位功率能耗指标一般高于航空改型燃气轮机。The investment and energy consumption per unit power of heavy industrial gas turbine is generally higher than that of aviation modified gas turbine.
第4题:
主视图的投影方向是从前向后看。
第5题:
47、吹扫时应该按照流程方向从前往后,从低向高处吹扫。