单词	frac-sand jet
释义	frac-sand jet 压裂喷砂器
随便看	normal disjunctive form normal dispersion normal displacement normal distrbution normal distribution normal distribution curve normal distribution function normal distribution law normal distribution method normal distribution of stand normal distribution random variable normal distribution rate normal distributions normal distribution theory normal division algebra normal divisor normal document normal dog normal domain normal dome normal domestic sewage normal dose contact normal double wrench normal drag normal draught 122341434 1223422 12234234 12234312 122343121 1223432 122343244 1223434 122343411 1223434*21 54980 54981 54982 54983 54984 54985 54986 54987 54988 54989