Qhov sib txawv ntawm cov twj paj nruag zoo tib yam thiab platinum spark plugs

Qhov sib txawv ntawm cov twj paj nruag zoo tib yam thiab platinum spark plugs yog raws li hauv qab no:
1. Cov ntaub ntawv siv tsis xav tau:
Cov khoom siv rau lub txim hluav taws xob zoo tib yam feem ntau yog npib tsib xee alloy, uas yog cov hlau uas muaj cov nickel ua lub hauv paus thiab lwm yam khoom.
Cov khoom siv hauv Perkin spark plugs yog platinum, ib txwm tshwm sim dawb muaj nuj nqis hlau.
2. Lub neej ua haujlwm txawv:
Cov pob hluav taws xob feem ntau yuav tsum tau hloov txhua 30, 000 mais lossis ntau dua.
Perkin spark plugs kav ntev dua vim tias lawv muaj zog dua li cov pob hluav taws xob zoo tib yam.
3. Tus nqi sib txawv:
Ordinary spark plugs yog ua los ntawm alloy, thiab tus nqi kuj tsawg.
Platinum spark plugs siv cov hlau tseem ceeb platinum, thiab tus nqi yog kaum ntawm yuan siab dua li cov hluav taws xob zoo tib yam.
4. Lub txim taws tsis siv:
Qhov sib txawv ntawm cov pob hluav taws zoo tib yam tsuas yog 0 7-0.8mm.
Qhov sib txawv ntawm lub platinum spark plug yog 1.