Raws li ob txoj kev pob khawm, nres nres ntawm 45 thiab 110 degree, tom qab 45 degree tsis kaw thiab 15 degree me me-lub kaum sab tsis kaw tag nrho yog nws qhov txiaj ntsig zoo.
Aosite, txij 1993
Raws li ob txoj kev pob khawm, nres nres ntawm 45 thiab 110 degree, tom qab 45 degree tsis kaw thiab 15 degree me me-lub kaum sab tsis kaw tag nrho yog nws qhov txiaj ntsig zoo.
Aosite rooj tog pob khawm yog tsim los muab peb-dimensional adjustability, tso cai rau kev sib raug zoo thiab kev ua haujlwm. Thiab nws yog ib qho yooj yim heev rau nruab thiab disassemble.Lub pob khawm kuj tseem muaj cov txheej txheem cushioning uas muab qhov muag muag, du kaw, tiv thaiv kev puas tsuaj rau lub qhov rooj lossis ncej. Qhov no peb-dimensional adjustability thiab buffering kaw yam ntxwv ua hinges yog ib qho tseem ceeb ntawm kev tsim kho thiab engineering. Lawv tau siv dav hauv cov qhov rooj, qhov rais, rooj vag, thiab ntau lwm yam kev siv, ua kom muaj kev nyab xeeb thiab yooj yim rau kev siv rau ntau hom kev nkag mus.