<th id="iokqg"></th>

<ul id="iokqg"><pre id="iokqg"></pre></ul>

單項選擇題

The speed at which a storm centre moves is the（）.

A.speed of movement
B.speed of advance
C.speed of storm
D.storm movement speed

你可能感興趣的試題

單項選擇題

The speed of a vessel adjusted to that of a pilot boat at which the pilot can safely embark is（）.

A.ground speed
B.boarding speed
C.relative speed
D.speed of the vessel

單項選擇題

The step of a pilot ladder which prevents the ladder from twisting is the（）.

A.proof bar
B.shifting bar
C.long bar
D.spreader

<ul id="ammq2"></ul>

<strike id="ammq2"><s id="ammq2"></s></strike>

<ul id="ammq2"><pre id="ammq2"></pre></ul>