99色精品-9色在线-99色在线-99色视频国产欧美日产一区二区三区_亚洲精品亚洲人成在线观看_四虎在线精品永久观看_免费一级a一片久久精

<pre id="sczon"><strong id="sczon"></strong></pre>

<pre id="sczon"><strong id="sczon"></strong></pre>

單項(xiàng)選擇題

（） means the level for which minimum appropriate protective security measures shall be maintained at all times, threats and exchanging such information with appropriate Contracting Governments.

A.Security level 1
B.Security level 2
C.Security level 3
D.Lowest safety level

你可能感興趣的試題

單項(xiàng)選擇題

The additional mark （） in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.

A.BRC
B.MCC
C.AUT-0
D.AUT-1

單項(xiàng)選擇題

The additional mark （）in the Classification Certificate for Machinery represents that personnel are watching at engine assembly control station and monitoring all machinery and electronic devices.

A.BRC
B.MCC
C.AUT-0
D.AUT-1

<sup id="tmgse"><pre id="tmgse"><div id="tmgse"></div></pre></sup><ruby id="tmgse"><output id="tmgse"></output></ruby>

<ins id="tmgse"><tt id="tmgse"></tt></ins>