【實用書籍app】Crane Hand Signals|最夯免費app

【實用書籍app】Crane Hand Signals|最夯免費app

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【免費書籍App】Crane Hand Signals-APP點子

The Crane Operator Hand Signals mobile app gives users instant access to all necessary crane hand signals. Every signal included is OSHA Cranes and Derricks Standard compliant. Each signal is shown graphically so that operators can quickly and easily reference the appropriate signal for each command.

【免費書籍App】Crane Hand Signals-APP點子

【免費書籍App】Crane Hand Signals-APP點子

【免費書籍App】Crane Hand Signals-APP點子

【免費書籍App】Crane Hand Signals-APP點子

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未知Android
Google Play
1.1
App下載
免費
1970-01-012015-04-10
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