adj.无油式的(缺油的；未经油润的；不需加油的)
Zhejiang Sf Oilless Bearing Co., Ltd. 浙江双飞无油轴承有限公司。
All the compressors use oilless technology and are constructed with food-grade materials according to the regulations. 全部压缩机使用省油技术并且依照食品等级法律规定的材料制造。
"Best Package" started the production and sale of oilless bearings and fabrication product. 并以引进日本
Involved parameters was selected correctly in order to design reasonablely the oilless lubrication compressors. 为使全无油润滑压缩机设计合理,对涉及的参数进行了选取。
Because of the oilless self-lubrication characteristic in ceramic, the bearing may overcome lubrication problems in an ultra-high vacuum environment. 因陶瓷材料独具的无油自润滑特性，故在超高真空环境中，可克服普通轴承无法实现润滑的难题。
Shanghai Fugrand Mechanical &Electrical Co.,Ltd is a hi-tech enterprises which is specialized in producing oilless air compressor. 上海复宏机电有限公司是专业生产无油空气压缩机高科技企业。
adj.无后坐力的
adj.无脏污的；无污点的
