A hot water storage tank is one of key parts of saving-energy air conditioner with domestic hot water supply. Its design is very important to be succeeded in applying this saving-energy unit.
蓄热水箱是带热水供应的节能型空调器关键设备之一，它的设计是否合理直接关系到这种节能空调器运用的成败。
Subject of unit crime is the key to establishing unit crime, which is comparatively to that of natural one.
单位犯罪主体是相对于自然人犯罪主体的一类犯罪主体，是认定单位犯罪成立的关键。
The analyses for wave connection forces are one of key technique to the tug-barge unit connected by three pins .
波浪系结力的预报研究是三销式推驳船组的关键技术之一。
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