（）是劳动者与企业签订的确定劳动关系、明确双方权利和义务的协定。 A.劳动报酬 B.

IgG型基底膜带抗体结合盐裂皮肤表皮侧见于（）

A.大疱性表皮松解症

B.天疱疮

C.大疱性类天疱疮

D.硬皮病

带式输送机的改向滚筒的作用是（）胶带的缠绕方向，使得胶带形成封闭的（）运转胶带。

关于债券发行主体论述不正确的是( )。

A．政府债券的发行主体是政府
B．公司债券的发行主体是股份公司
C．凭证式债券的发行主体是非股份制企业
D．金融债券的发行主体是银行或非银行的金融机构

（）of the following statements is incorrect regarding a fire and boat drill ao board your cargo vessel.

A.At least one fire and drill shall be held within 24 hours of leaving a port where more than 25 percent of the crew has been replaced

B.The Master is responsible in seeing thst each lifeboat is lowered to the water at least once in each 6 months

C.Lifeboat equipment shall be examined at least once each month to insure that it is complete

D.An entry shall be made in the vessels official Logbook relative eo each fire and boat drill

形势分析的内容：（）、（）、（）、（）。