Sab Xauv yog PL square positioning thaiv, tseem hu ua pwm pab.
1. Qhov no square positioning block side positioning block pawg yog ntsia rau sab saum toj ntawm cov pwm, uas yooj yim heev rau kev thauj khoom thiab tshem tawm, thiab cov mounting qhov (slots) ntawm cov qauv yog yooj yim rau kev ua.
2. Muab cov tub ntxhais ua ntej tso rau hauv cov kab noj hniav kom tiv thaiv kev hnav thiab kev puas tsuaj ntawm cov tub ntxhais.
3. Lub template yog ua tiav nrog positioning grooves tib lub sij hawm los xyuas kom meej qhov chaw.
4. Qhov no PL square positioning thaiv muaj ob specifications, metric thiab imperial, thov xaiv raws li qhov yuav tsum tau ntawm cov pwm.
5. Qhov no PL positioning thaiv yuav tsum tau siv tsawg kawg yog ob teev, uas yog ntsia symmetrically ntawm ob sab ntawm cov pwm. Rau pwm loj, nws raug nquahu kom nruab 4-6 teeb.