Objective: To explore the feasibility, procedures and applied value of laparoscopy-assisted surgery for colorectal malignant tumor.
目的：探讨腹腔镜辅助结直肠恶性肿瘤手术的可行性、手术方法及应用价值。
Colorectal cancer is commonly malignant tumor.
结肠癌是常见的恶性肿瘤。
Colorectal cancer is a kind of common and malignant tumor.
大肠癌包括结肠癌和直肠癌，是常见的恶性肿瘤。
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