涠洲岛中心供水系统淡水过器F-E02要求的滤前水水质的悬浮物为（）。 ≤100mg/L。 ≤50mg/L。 ≤30mg/L。 ≤10mg/L。
Owners are to be responsible for loss of or damage to the goods or delay in delivery of the goods only in case the loss，damage or delay has been caused by the improper or negligent stowage of the goods．This means that（）. Owners are to be responsible for loss or damage even such loss or damage is not caused by the improper stowage。 Owners are only responsible for the loss or damage or delay caused by improper or negligent stowage。 Both A and B are right。 Both A and B are wrong。
写了一本《远东游记》的来华天主教传教士是（）。 柏朗嘉宾。 罗伯鲁。 马可波罗。 孟高维诺。
为路易十四写了一份报告《康熙帝传》的是（）。 张诚。 白晋。 南怀仁。 塔夏尔。
什么是P/O比？
孙子说“上下同欲者胜”意思是（）。
