高射速 meaning in English

high rate of fire

For the small - caliber gun , because of the small volume and lighting weight of the ammunition , chain - feed technique was used in feed system and perfectly meets the requisition of fast shooting . but for the large - medium caliber guns , since the ammunition ' s volume and weight is large , to achieve fast shooting aim is difficult , and shooting speed is restricted by other factors such as the temperature of the gun pipe
对于小口径舰炮：由于弹药的体积小、重量轻，在扬供弹系统中采用弹链式供弹技术，已能完全满足高射速的要求；对于大中口径舰炮：弹药体积、重量都较大，要实现较高射速的要求的技术难度比较大。