The quality control chart is an important tool for TQC.
质量管理图是全面质量管理的主要工具。
Results The quality control chart was made for estimating sickbed work.
结果制成便于床位工作评价的质控图。
The quality control chart basically fitted the normal distribution with the tendency change in some extent.
质控图基本符合正态分布,存在一定程度的趋势性变化。
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