单选题
Many return oil filters have bypass valves inside. When the filter element is clogged the bypass valve opens, which makes the oil flow through the bypass
A
很多滑油的回油滤都内置旁通活门。当滤芯堵住时旁通活门打开,使得滑油从旁路流过。
B
很多液压油的回油滤都内置旁通活门。当滤芯堵住时旁通活门打开,使得油液从旁路流过。
C
很多滑油的回油滤都内置旁通活门。当滤芯故障时旁通活门打开,使得滑油从旁路流过。
答案解析
正确答案:A
相关知识点:
回油滤堵塞旁通活门打开
