静平衡试验 meaning in English

static equilibrium test

Static balancing machine
静平衡试验机
The blade is made of whole cast stainless steel and passed dynamic and motionless balance tests
浆叶为整体不锈钢铸造，且通过动、静平衡试验精制而成。
Welding in construction site and static balance tests of the runner of no . 1 turbine of longtan hydropower station
龙滩水电站1号机转轮组焊及静平衡试验
Its blades casted by stainless steel have been passed the test of dynatic and static balance procisely
浆叶为整体不锈钢铸造，且通过动、静平衡试验精制而成。