1、有四个角落的
...corner 角落four-cornered 有四个角落的...cater-cornered 对角线的 ...
duplex four-cornered steam-driven reciprocating compressor双列四缸对置式蒸汽驱动往复压缩机
four-cornered motor-driven reciprocating compressor四缸对置式电机驱动往复压缩机
four-cornered motor-driven reciprocating compre or四缸对置式电机驱动往复压缩机