[单选] It becomes a common practice to insert a clause in the bills of lading for vessels trading to and from the United States，expressly declaring（）the Shipowner could recover in general average in the event of negligence，provided that due diligence has been exercised to make the ship in all respects seaworthy.

注水井分层指示曲线非正常的有（）。 垂线式、直线式。 垂线式、上翘式。 直线式、上翘式。 直线式、折线式。 The heat required to change a substance from a solid to a liquid while at its freezing temperature, is known as the latent heat of （）. fusion。 vaporization。 condensation。 sublimatio。 ATM地址有两种，一种是E.164地址，与电话号码类似；另外一种是NSAP地址。NASP方式的ATM地址的长度为（）个字节。 手动生成的任务单，由下达人根据该任务的（），确定其计划完成时间。 人员安排。 难易程度。 紧急程度。 资金落实情况。 《古潭的声音》的作者是谁？（） 丁西林。 曹禺。 田汉。 郭沫若。 It becomes a common practice to insert a clause in the bills of lading for vessels trading to and from the United States，expressly declaring（）the Shipowner could recover in general average in the event of negligence，provided that due diligence has been exercised to make the ship in all respects seaworthy.