查询词典 Double-u

double sheave pulley：双轮滑车

double service rack 两侧装卸桥台 | double sheave pulley 双轮滑车 | double shut-in assembly 双管关井总成

double scored pulley：双重滑轮

"double scale","双重刻度尺,双重比例尺" | "double scored pulley","双重滑轮" | "double screw jack","双螺旋千斤顶"

double iron pulley block：双轮铁滑车

double iron plane 双铁手刨 | double iron pulley block 双轮铁滑车 | double iron 工字铁

double ratio：交比

double product 二重积 | double ratio 交比 | double root 重根

double ratio：交比,非调和比

对顶角锥 double pyramid | 交比;非调和比 double ratio | 二重根 double root

double ratio：重比,交比

double rate meter 双费制电度计 | double ratio 重比,交比 | double ratio estimate 复比估计值

double ratio estimate：复比估计值

double ratio 重比,交比 | double ratio estimate 复比估计值 | double ratio estimator 复比估计,复比估计量

double refraction：重折射,双折射

double pearl 双子珍 亦称Twin pearl | double refraction 重折射,双折射 | double rose 双玫瑰花型

double refraction：双(重)折射,二次折射,双折射

double refined iron | 重炼铁,二重精炼铁 | double refraction | 双(重)折射,二次折射,双折射 | double rocker mechanism | 双曲柄机构

double refraction：二次折射,双折射

"double reaction theory ","双反应理论" | "double refraction ","二次折射,双折射" | "double resonance ","双共振,双谐振"

aseptically drawn milk：在无菌条件下挤出的乳

aseptic | 防腐剂 无菌的 | aseptically drawn milk | 在无菌条件下挤出的乳 | asepticism | 无菌法, 无菌外科学说

digital refurbishing frequency：数据刷新速度

额定输出 rated output | 数据刷新速度 digital refurbishing frequency | 通讯波制率 communication BPS