All crane operators will be "qualified" and be designated to operate cranes.

甩有的起重机司机必须有资格，并被指派操作起重机。

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Mobile crane operators may require a provincial licence to drive mobile cranes on public roads.

移动式起重机操作员需要省级的驾驶执照才可以在公共道路上驾驶移动式起重机。

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Countless construction sites across Canada are crawling with tradesmen, from crane operators to concrete finishers, framers to drywallers.

从起重机操作员到混凝土工，从框架工到干墙工，加拿大无数的建筑工地上都分布着各种建筑工人。

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People are angry over the difficult working conditions, including lengthy shifts for crane operators in tiny, cramped spaces, according to labor unions.

WSJ: Hong Kong Dock Workers' Strike Hits at Reputation of City's Richest Man

Joy Sinberg insisted that crane operators take her up before she would approve the attraction for guests at a casino complex in Coconut Creek, Fla.

WSJ: High Table: Diners Dangle From Crane

Joy Sinberg insisted that crane operators take her up before she would approve the attraction for guests at a casino complex in Delray Beach, Fla.

WSJ: High Table: Diners Dangle From Crane