保养提升系统。
The example perfects further for the non-support cable hoisting system in our country.
该桥是对我国无支架缆索吊装系统的进一步完善。
Power system failure engine power failure results in hoisting capacity failure;
动力系统失效，发动机动力失效引起吊装能力的失效；
Power system failure engine power failure results in hoisting capacity failure;
动力系统失效，发动机动力失效引起吊装能力的失效；
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