compensability

For grating in the optical pick-up head, the compensability between the longitudinal and transverse error practical references on the manufacture of grating.

对光学头分束光栅，其纵向加工误差与横向加工误差间存在性，对光栅体制作有着实参考价值。

It is shown that test aerospike nozzle has good altitude compensability of thrust.

实验表明，塞式喷有良好高度偿能力和较高效率。