常見例句雙語(yǔ)例句The processing time can be obviously shortened, insulation grade can be increased.它明顯地縮短了工藝時(shí)間，提高了絕緣等級(jí)。To deal with corrosion at weld joint, shielded inert gas are will be used and the insulation grade raised.采用非熔化極惰性氣體保護(hù)焊，并提高焊口絕緣等級(jí)，克服焊口的晶間腐蝕。Department of the Air Self-cooling, with a small size, light weight, heat insulation, high-grade characteristics.系空氣自冷式，具有體積小、重量輕、 絕緣耐熱、 等級(jí)高的特點(diǎn)。 返回 insulation grade