Siv ua ke nrog cov hmoov actuated cov cuab yeej. Koj tuaj yeem tawm tsam kom raug ntsia ncaj qha rau hauv pob zeb, hlau thiab hlau Tsav Pins, zoo sib xws nrog cov ntsia hlau, tab sis nws siv rab phom tua tawm. Cov ntsia hlau fastening zoo dua li cov khoom siv dag zog thiab yooj yim dua li lwm cov ntsia hlau tsim.
Tsim los ntawm kev siv hluav taws xob hluav taws xob emission blanks raws li lub hwj chim, mus rau hauv lub tsev ntawm cov ntsia hlau. Feem ntau muaj ib tug ntsia thawv los yog yas locator card ntxiv rau lub nplhaib nplhaib muaj pes tsawg leeg. Kev tso lub nplhaib thiab lub luag haujlwm yas dab tshos yog kho cov hmoov actuated cov cuab yeej thoob shank kom tsis txhob raug hluav taws xob thaum lub kaum sab xis.