<legend id="jt4qu"></legend>

<thead id="jt4qu"></thead>

<ul id="jt4qu"></ul>

<i id="jt4qu"></i>

單項(xiàng)選擇題

Which of the following equipment is for respiratory protection?（）

A.Safety helmets
B.Goggles and sepctacles
C.Breathing apparatus
D.Gloves

你可能感興趣的試題

單項(xiàng)選擇題

Which of the following equipment is for face and eye protection?（）

A.Safey helmets
B.Goggles and spectacles
C.Breathing apparatus
D.Gloves

單項(xiàng)選擇題

（）contains the wheelhouse with the control station,the chartroom where charts,pilot books and publications are kept,and the radio room.

A.The doube bottom
B.The cofferdam
C.The navigating bridge
D.The superstucture

<dd id="48jbp"><meter id="48jbp"></meter></dd>

<b id="48jbp"></b>