关于derrick的百科

• derrick boom造句怎么写

• 1、Theopeninghatchcovermethodalsonottobesatisfiedthatusingthewarpingheadofcargogearnotthroughderrickboomopenthehatchcoverbecauseusingderrickboomisnotsafe.2、ThederrickboomreststoberenewedasChiefOfficerrequirementbecausetherestsaretoohighandtoothinand...
• 2024-02-1017245

• derrick造句怎么写

• What'sthesafeworkingloadofeachderrick?Studyofforecastingthebearingcapacityofdrillderrickbasedondynamicparameters;Thepyloncellunitswerehoistedtothedeckbythetransferderrick.Fourfixedringsneedtobeaddedonupperdeckforderrickholds.Theopeninghatchcovermeth...
• 2018-01-225459

• stiffleg derrick造句怎么写

• stifflegderrickstifflegderricktraveler...
• 2018-05-0629975