[多选] 以下属于资本*市场中介机构的是（）。

什么是助磨剂？对助磨剂有什么要求？简述助磨剂的助磨机理。 办理派遣落户时，需要提供哪些材料？ MV SUDAN/MEAN AT 0200UTC IN POSITION 40.44N 141.52E PASSED A DERELICT ABOUT 40 TONS HALF SUBMERGED AND IS DRIFTING. This cable says that she met with possibly（）. a floating wreck。 a survivor at sea。 a man who had fallen overboard。 a drilling rig。 如何办理留学回国人员落户手续？ You see an iceberg that has not been reported. What kind of radio message do you transmit to warn others?（）. Safety message。 Urgency message。 Distress message。 Routine message。 以下属于资本*市场中介机构的是（）。