Triple junction is the intersection point among threeplate boundaries. The boundary could be tensional, compressional or shear fault.
三条板块边界常相交于一点，这一个交点就叫做板块三联接合点（简称三联点，或称三节点）。
2
Three types of adjustable turning rolls: manual lead screw adjusting, manual bolt shifting and electric sliding plate shifting.
三种可调式滚轮架：手动丝杆可调式、手动螺栓移位式和电动滑板移位式。
3
You'll automatically be on the right heart-healthy track if vegetables, fruits and whole grains make up three-quarters of the food on your dinner plate.