Cov rivets khoob feem ntau yog tsim los rau kev tsim khoom lossis kho cov khoom siv harness. Nws tsis meej meej thaum twg cov rivets khoob tau tsim. Tab sis cov harness tau tsim nyob rau hauv lub xyoo pua 9th lossis 10th AD riveted harness tau tso cov qhev tawm ntawm kev ua haujlwm hnyav zoo li cov khau nees ntsia hlau.
Lub sijhawm tshaj tawm: Cuaj hlis-22-2021