单项选择题
A.The securing of cargo on flats and trailers must be adequate to withstand road motions only
B.The movements experienced by road borne cargo are the same as the movements of a ship at sea
C.The generally recommended lash angle is no greater than 45 degrees relative to the deck in any direction
D.It is not necessary for an adequate number of securing points on the vehicles themselves since setting the brakes is sufficient
单项选择题 Which of the following statement(s) is/are TRUE regarding lashing requirements to secure vehicles aboard Ro-Ro vessels? （）
单项选择题 Which of the following is/are TRUE regarding lashing requirements to secure vehicles aboard Ro-Ro vessels? （）
单项选择题 Which of the following is the stated proper sequence before commencing cargo operations aboard Ro-Ro vessels?（）