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【多选题】
食品在胃内产生致癌物质亚硝酸胺应具备的条件是A.
胃酸
B.
蛋白质
C.
维生素
D.
亚硝酸盐
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【单选题】505二餐饮企业的每一个岗位从事每一项工作的员工都应参与质量管理,这 是 ()
A.
. 全方位的管理
B.
. 全过程的管理
C.
. 全员参与的管理
D.
. 灵活多样的管理
【单选题】You are moving a gas free tank barge to dry dock for repairs．The barge must have onboard a valid ______．
A.
Gas Free Certificate
B.
Certificate of Inspection
C.
Permit to Proceed and Hot Work Permit
D.
All of the above
【单选题】A loaded hopper barge with independent tanks has a placard，with alternating red and white quadrants，on each side and end. Which statement concerning this barge is TRUE?（）
A.
The cargo will spontaneously ignite if released to the atmosphere
B.
You must operate this barge as a lead barge
C.
The barge should be spotted as far away from the towboat as possible
D.
The barge must be in a protected position within the tow
【单选题】一般房屋有四个立面，通常人们把反映房屋外形主要特征和出入口的那个立面称为（ ）图，相应地把其它各立面图称为左侧立面、右侧立面、背立面。
A.
侧立面
B.
正立面
C.
平面
D.
背立面
【单选题】Which barge in your tow would require a cargo information card to be carried in the pilothouse ________．
A.
A tank barge with a sign reading No Visitors，No Smoking，No Open Lights
B.
An open hopper barge carrying coal
C.
A gas-free chlorine barge
D.
An empty（not gas-free）barge that last carried benzene
【单选题】If you have a liquefied flammable gas barge in tow，which is NOT required of you with respect to the barge and its cargo? （）
A.
Make periodic inspections of bilges
B.
Keep the barge under constant surveillance
C.
Have a properly certificated tankerman or at least one licensed officer on board the towing vessel
D.
Verify ullage readings
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