Results show that the simulated drainage volume from the field ditch is extremely close to the observed value, and the relative error of annual drainage volume is only 0.4%;
结果表明：模拟的农沟排水量与试验观测值极为接近，年平均排水量误差仅为0.4%；
Writing in the journal Entomological Science Dr Ohba describes observing a Kirkaldyia deyrolli eating a Reeve's pond turtle in a ditch next to a rice field.
大庭博士在期刊《昆虫学杂志》上发表的文章中描述说观察到一只Kirkaldyiadeyrolli （半翅水蝽）正在一处稻田旁的水沟里食用一只金线龟。
The scene each kind of inspection well lap and the blind ditch lap in prefabricate in the field to prefabricate, truck transportation, crane loading and unloading, artificial auxiliary.
现场各类检查井盖板及暗沟盖板在预制场内预制，载重汽车运输、吊车装卸，人工辅助。
The scene each kind of inspection well lap and the blind ditch lap in prefabricate in the field to prefabricate, truck transportation, crane loading and unloading, artificial auxiliary.
现场各类检查井盖板及暗沟盖板在预制场内预制，载重汽车运输、吊车装卸，人工辅助。
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