Unbalance value displayed accurately, and the position to add the balance weight is indicated definitely.
不平衡值精确显示，明确指示平衡块填加位置。
The practice had indicated, the system had the promotion and the application value.
实践表明，系统具有推广和应用价值。
The practice had indicated, the system had the promotion and the application value.
实践表明，系统具有推广和应用价值。
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