bearing bearing of pile
桩的承载力
聚对苯二甲酸乙二醇酯(PET)
聚对苯二甲酸乙二醇酯
pivot pin bearing cover
Top Cover, Bottom Cover, And Cover Board
arsenic bearing carbon bearing refractory gold concentrate
bearing bush half for main bearing
core recovery from pebble-bearing and gravel-bearing rock formations
Distinguishing oil bearing reservoirs from water bearing reservoirs
cover-to-cover translation
with average cover {= WA Cover}
“Smart” journal bearing
1-Main Bearing-Pump End
1-Main Bearing-Seal End