Which one of the following event constitutes constructive loss? ( ) A: The cost of restoration of the damaged goods exceeds the value of the goods. B: The cargo ship sunk into the sea. C: The cargo ship is hijacked by pirates. D: Sea water coming into the hold causes the hardening of cement and the whole batch of cement losses its original use.

比较以下A和B选项句子翻译，根据翻译原则选择你认为更恰当的表达：这种水泥一拌好就硬结。 A: No sooner had this cement be mixed with water than it began to harden. B: This cement began to harden as soon as it had been mixed. C: D:

An Iowa paving project requires a water-to-cement ratio (w/c) of 0.45 in concrete due to exposure (freezing and thawing) condition, 0.50 due to sulfate content in soil and ground water, and 0.40 due to the concrete strength requirement. What should be the controlling w/c of the designed concrete? A: 0.45 B: 0.50 C: 0.40 D: 0.48

Reinforced Cement Concrete is made by __________ , in order to create __________ in concrete.

It is reported that by the end of this month the output of cement in the factory _____ by about 10%.

Attending middle school has helped cement the idea of my cultural identity.

The best irrigation water is river water, pond water and lake water A: 正确 B: 错误

What water is used in the production of injection A: pure water B: purified water C: water for injection D: sterile water for injection

According to the distribution of oil, gas and water, the water at the edge of containing edge is called (). A: External water B: Bottom water C: Edge water D: Edge bottom water

Which one is not the common source of injection water: A: surface water B: ground water C: distilled water D: oil polluted water