现代的弓也有精确的瞄准装置。
针对火炮瞄准装置的特点，设计开发了一种基于激光技术的火炮零线检查与调整仪器。
According to the characteristic of gunsight, an instrument based on laser technology is designed, which can examine and adjust artillery zero-line.
介绍了一种新型的动态瞄准装置，描述了其光学原理、电路组成等，通过实验验证了其合理性和可行性。
A new equipment of dynamic aiming is described. Both optical interferometer principle and circuit construction are described. Experiments prove its rationality and feasibility.
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