方形、矩形钢管混凝土短柱
square and rectangular CFT stub columns
矩形物体布局
Layout of rectangular object
矩形物体布局问题
rectangle placement problem
均匀矩形照明
uniform rectangle illumination
毒性参照物
toxicity reference substance
双参照物指纹体系
fingerprint system marked by dual referential peaks
无参照物调平
no reference frame balance
160mm×200mm矩形连铸坯
160 mm×200 mm Rectangular Billet
180°矩形弯管
180° curved duct with rectangular cross-section
20钢无缝矩形管
20 steel seamless rectangular tube
400Hz矩形波连续音
rectangular continuant of 400 Hz