1) Antifire B1
难燃(B1)级
2) Fire retardant grade
难燃等级
4) fire retardant
难燃
1.
By using modified poly-chloroprene rubber as basic material and poly-isocyanate as curing agent, a new fire retardant adhesive for conveyor belt has high bonding strength,fine heat-resistance,quick drying and flame retardant etc Applying this adhesive into bonding conveyor belt joint at room temperature and normal pressure , the belt can be put into use 30 min later after bonded
以改性氯丁橡胶为主料、多异氰酸酯为固化剂制成的新型难燃输送带胶粘剂,具有粘接强度高、耐热性好、干燥时间短、难燃等特点,在常温常压下粘接输送带接头,固化30min即可负荷运行。
5) fire-retardant
[英]['faɪə rɪ,tɑ:dənt] [美]['faɪr rɪ'tɑrdənt]
难燃
1.
After researching water-glycol fire-retardant hydraulic liquid and studying on its property, excellent viscosity modifier, lubricating anti-wear agent, foam killer and antirust are selected to develop out water-glycol fire-retardant hydraulic liquid for underground mine whose indicators meet or exceed Chinese Standard.
通过对水-乙二醇体系难燃液压液的研制和性能的考查,选择了性能优良的黏度调节剂、润滑抗磨剂、消泡剂、防锈剂等多种添加剂,研制出各项性能指标均达到或超过国标要求的煤矿井下用水-乙二醇难燃液压液。
6) B1-level database
B1级别数据库
补充资料：难夫难妻(难ｎàｎ)
一名《洞房花烛》。故事片。亚细亚影戏公司1913年摄制。郑正秋编剧，张石川、郑正秋导演。一对素不相识的青年男女，经媒婆撮合拜堂成亲，在封建礼教桎梏下开始艰难的夫妻生活。为中国第一部故事片。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条