斜顶 meaning in Chinese

lifter
ramp roof

Keep enough space to run waterline at slide / lifter / major inserts
在行位、斜顶、主要镶件处保留足够位置（空间）布置水槽。
We will make the lifter and ( inner ) slider in this position , will that be a problem
产品里面的这个位置我们打算做斜顶或内行位，有问题吗？
The angular lifter interferes with the boss during ejection . please consider changing the position of the boss
斜顶与后面的柱位空间太小，斜顶在运动时会干涉到柱子，能移动这个柱子的位置吗？