液压支架倾角较大时，必须考虑防滑与防倒的问题。
When the hydraulic support dip angle is bigger, it must consider antislipery and guard against the inverted problem.
一种磁性防倒烟罩，供防止厨房中的排油烟机倒烟使用。
The utility model relates to a magnetic reverse smoke preventing cover for preventing the reverse smoke of a cooking fume exhauster in a kitchen.
由于防倒块厚度不大，焊缝截面尺寸较小，承载能力不强；
As a result of anti-block thickness was not weld cross-section of smaller sizes, and carrying capacity is not strong;
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