Sazhen-S
... that Sazhen-S uses lasers to discern the slant ranges of space craft?
... that <b id="mwA0k"><a href="./Sazhen-S" id="mwA0o" rel="mw:WikiLink" title="Sazhen-S">Sazhen-S</a></b> uses <a class="mw-redirect" href="./Laser_rangefinding" id="mwA0s" rel="mw:WikiLink" title="Laser rangefinding">lasers</a> to discern the <a href="./Slant_range" id="mwA0w" rel="mw:WikiLink" title="Slant range">slant ranges</a> of space craft?