Wire gages were produced with both flat-grid and bobbin-type constructions . 制造金屬絲應(yīng)變片可采取平格柵型和線管型兩種結(jié)構(gòu)。
Steel conduit thread ; dimensions 鋼制導(dǎo)線管螺紋.尺寸
Steel conduit thread ; thread gauges , " go " and " not go " thread ring gauges 鋼制導(dǎo)線管螺紋.螺紋量規(guī).過(guò)端和不過(guò)端螺紋環(huán)規(guī)
Grenz ray tube 境界射線管
If adding substantial weight inside the rim , it ' s more convenient to remove the grommet strips and / or bumper , use 1 / 2 inch wide lead tape and punch holes with an awl to accomodate the grommets 如果要增加比較重,那么卸下避震器和護(hù)線管,用1 / 2寬的避震條貼在拍框內(nèi)部然后用錐子在避震條上鉆孔,使得卸下的護(hù)線管可以再安上。