Na valaʻaulia Hengsheng Weiye i le fonotaga faʻalauiloa o le "Pressure Measuring Instruments Construction Standard Guide" e fausia ai se tulaga fou o fua.
I le aso 16 o Iulai, lagolagoina e le China Metrology Magazine ma fa'amaopoopoina e Beijing Lindian Weiye Metrology Technology Co.,...
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