航海英語船舶強度單項選擇題每日一練(2019.03.27)

來源：考試資料網(wǎng)

1 It is possible，and sometimes necessary，to strengthen the deck of a vessel for carriage of deck cargo by（）.

2 The pillar shape that gives the greatest strength for the least weight is the（）.

3 The maximum theoretical stress that can be developed on a guy in a yard and stay rig is limited by the（）.

4 Floors aboard ship are（）.

5 If the weights are concentrated in the middle part，then（）will happen on board the ship.