所以小小蜘蛛又重新爬上排水口。
轮机长：堵上排水孔并报告。
堵上排水孔并报告。
我一直在感情上排水和只感到强烈的责任感，焦虑，像一些事情发生。
I have been emotionally drained and only feel a strong sense of anxiousness, like something is going to happen.
地下和地上排水和排污用塑料压力管道系统。未增塑聚氯乙烯(PVC- U)。第1部分：管道件和系统规范。
Plastics piping systems for buried and above-ground drainage and sewerage under pressure - Unplasticized poly (vinyl chloride) (PVC-U) - Part 1: specifications for piping components and the system.
由于这些肋条是倾斜状态，中间还有气垫，使其能优化调节poloplast的polo-kalng和polo-kal3s系列地上排水系统的声学特性。
Due to their slanted position and the air cushion in between the ribs are optimally adjusted to the acoustic behaviour of the poloplast above ground drainage systems polo-kal ng and polo-kal3s.
由于这些肋条是倾斜状态，中间还有气垫，使其能优化调节poloplast的polo-kalng和polo-kal3s系列地上排水系统的声学特性。
Due to their slanted position and the air cushion in between the ribs are optimally adjusted to the acoustic behaviour of the poloplast above ground drainage systems polo-kal ng and polo-kal3s.
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