2-grade deceleration straight-tooth gear box  二级展开式直齿齿轮减速器

a straight angle  平角

a straight fight  一对一的竞选

a straight race  全力以赴的竞赛

Abraded straight ruler  研磨平尺

access going straight  无障碍直行

achieving straight A’s in 10 subjects  获得十优佳绩

activating tungsten inert-gas welding with direct current straight polarity mode  直流正接A-TIG焊

adjusted to be straight  调正

adjustment of straight catenary  直吊弦调整量

aligned heat exchanger of straight tubes  数据库; 排成一行的直管式热交换器

Alkane with straight chain  直链烷烃; 定向过流电驿

allan straight link motion  阿兰直动机构

american standard straight thread  美国直螺纹标准

approximate development of straight-lines ruled surface  直纹面近似展开

approximate straight line  整体煤气化联合循环发电(ICGCC); 近似直线

Approximate straight-line  近似直线

approximate straight-line locus  近似直线轨迹

arbitrary straight offset method  任意直线支距法

arm straight paddle mixer  直臂桨式混合机