CARPENTER’S RULE; RULE  木工尺

left-hand rule (fleming’s rule for motors)  左手定则

(narrow meaning) Saprospira  腐败螺旋体属; 鸡冠状螺旋体属

(narrow meaning)Borrelia  疏螺旋体属

230 MHz wireless narrow band data transmission  230MHz无线窄带数传

45cm ridge after narrow row solid-seeding  45cm平播密植后起垄

a narrow arc  窄带回波

a narrow margin of profit  薄利

a narrow squeak  侥幸的脱险

a very narrow waveguide  极窄波导

adaptive narrow-band FM modem  自适应窄带调频调制解调器

Adaptive Narrow-Band Interference Suppression Filters  自适应窄带干扰抑制滤波器

adjusting mechanism of narrow side  窄面调宽机构

all position narrow gap and thick wall pipe welding  厚壁管窄间隙全位置焊接

all position narrow gap and thick walled pipe welding  厚壁管窄间隙全位置焊接

All-position Narrow Gap and Thick-walled Pipe Welding  堆积残磁作用; 厚壁管窄间隙全位置焊

ANNULAR NARROW PASSAGE  环形狭缝

ANVSTAR (Navigation Star) NB (Narrow Band)  草酸铁; 导航星窄频带

APAM with narrow molecular weight distribution  窄相对分子质量阴离子聚丙烯酰胺; 铁