这会产生蒸汽，这些蒸汽可以在不使用火的情况下用于填充小型蒸汽火车的水箱。
This would generate steam that could be used to fill tanks on a small steam train without the use of fire.
在大多数情况下，人类粪便施用于谷物作物上，这些作物最终经过烹煮，从而最大程度地减少了因水传染的疾病的传播风险。
In most cases, the human waste is used on grain crops, which are eventually cooked, minimizing the risk of transmitting water-borne diseases.
在这些情况下，需要定期地变更用于自动的测试执行的脚本，这是很困难的。
In these situations, the scripts for automated test execution need to be changed regularly, which is difficult.
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