“lifting appliance”可以造什么句,lifting appliance造句
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power-driven lifting appliance
Hatch covers handled with the aid of a lifting appliance shall befitted with readily access ible and suitable attachments for securing theslings or other lifting gear.
safety rules for lifting appliances
The traveling crane maintains rigidity restriction with the lifting appliance in rapid horizontal shift, thus avoiding free swing of the lifting appliance.
lifting appliance
survey of lifting appliances and lifting gear [public works category]