细胞中的核糖体根据定位不同可分为游离核糖体和结合核糖体，下列哪一组细胞器的蛋白质游离核糖体合成？（） ["线粒体，叶绿体，分泌泡","内质网，绷胞核，高尔基体","细胞核，线粒体，溶酶体","线粒体，细胞核，叶绿体"]
The phrase “When built” in the Certificate of Vessel’s Nationality means（）. ["when was your vessel built","at what time is your vessel building","when is your vessel built","at what time you built your vessel"]
个人质押贷款协议取消应在（）办理。 ["贷款协议申请行","贷款协议管理行","招商银行任意一个网点","招商银行任意网点或自助渠道"]
为什么湿热灭菌比干热灭菌的效力好？
In any diesel engine closed freshwater cooling system, the lowest pressure exists at the （）. ["jacket water outlet","cooling water pump outlet","heat exchanger outlet","expansion tank atmospheric vent"]
什么情况下应闭锁重合闸？
