航海英語貨物裝卸貨作業(yè)單項(xiàng)選擇題每日一練(2019.01.12)

來源：考試資料網(wǎng)

1 Most pedestal crane power is provided by（）.

2 Cargo handlers should take the following precautions with the exception of（）to avoid damage from shifting.

3 Oil product samples should be taken from the（）.

4 Stop（）the derrick at once，the gooseneck is bent.

5 The load chart of a ship crane enables the operator to combine the load radius with boom length to determine the（）.