您要查找的是不是：
- IP55, F class, Heavy duty Galvanized wire rope, anti-sawy stepless control. 防护等级IP55，F级绝缘，高强镀锌钢丝绳，大小车变频调速，运行平稳，防摇优化设计；
- IP54, F class, Heavy duty Galvanized wire rope, Rain cover, Wind locker, Rail sweeper, Horn. 龙门吊防护等级IP54，F级绝缘，高强镀锌钢丝绳，防雨罩、防风锁、扫轨器、声光报警等；
- IP54, F class, Heavy duty Galvanized Chain, manual or motorized trolley and bridge control. 防护等级IP54，F级绝缘，高强镀锌链条，大小车手动式或电动运行；
- As experience shows, this paint has the advantage of quick drying, good saving, tightly bonding, and good impregnating ability etc.It can meet the technical requirement of the F Class insulation. 该漆经试验表明具有快速干燥、挂漆量大、粘接牢靠、渗透性好等优点,能够满足F级电机绝缘的技术要求。
- The Tong-ma epoxy system adhesive is improved by adding polyester-imide.The adhesive is used to prepare F class mica tape and its properties are better than Tung-Ma epoxy system adhesive. 摘要通过加入聚酯亚胺，对桐马环氧胶粘剂进行改性，制备一种性能更加优良的F级云母带用胶粘剂。
- Kindly send us two samples of each class quote for. 报价时，请对每一个等级的各寄两个样品。
- The average age of the boys in this class is fifteen. 本班男生的平均年龄是十五岁。
- Henry is nowhere when it comes to the race for class president. 亨利在竞选级长中被远远抛在后面。
- That word is spelt with a PH, not an F. 那个字里的f音拼作PH而不是F。
- She got cold feet when asked to recite in class. 当她被叫起来在班上背诵时害怕了。
- She was kept in for an hour for talking in class. 她因上课说话被罚留校一小时。
- The students in our class number thirty. 我班总共有三十名学生。
- I was out and away the handsomest man in the class. 我是当时全班最帅的男子汉。
- Soon I dropped behind the rest of the class. 不久我就落在班上其他同志后面了。
- Pele was in a class of his own as a footballer. 贝利是举世无双的足球健将。
- He always travels first class expense is no object. 他出门总是用头等票－－费用不成问题。
- She stood out as the best in the class. 她是班级里最出色的学生。
- He was always bottom of the class in maths. 他的数学成绩在班上总是垫底。
- The other students in my class are from Italy. 我班其余同学都是意大利人。
- The teacher told him to stay behind after class. 老师要他下课後先别走。
