Abstract: the environmental effects are analyzed and the secondary lining concrete durability is studied in the design for Qingdao Metro Line 3.
摘要：分析了青岛地铁3号线所在地域的环境作用，并对地铁二次衬砌混凝土的耐久性进行研究。
And for applications that need extra durability, an in-line varnishing unit can be incorporated into the MOSS transfer machine.
和应用，需要一个额外的耐用性，在线上光油单元可贤转移到机器中。
Research purposes: According to the characteristics of passenger dedicated railway line on conformation, load, durability, inspection function and appearance, the reasonable abutment is designed.
研究目的：根据时速客运专线铁路在构造、受力、耐久性、检查功能及美观等方面的特点，设计出合理、适用的桥台。
Research conclusions: the rectangular hollow abutment and the t figure hollow abutment meet the requirement of passenger dedicated railway line on conformation, load, durability and function.
研究结论：矩形空心桥台、T形空心桥台在构造、受力、耐久性、功能上均能满足客运专线铁路的要求。
2outer power line is good at insulation property, mechanical property and non-inflammability with reliable quality and convenient durability.
2电线具有良好的电气绝缘性能、力学性能和不延燃性能，质量可靠，方便耐用。
This sturdy bucket elevator line is built for durability and easy installation.
这个坚固的斗式提升机系列十分坚固耐用，易于安装。
Our 6-cylinder in-line engine is amply dimensioned and therefore offers a great durability. Other merits are its high power density, its effectiveness and its running smoothness.
我们的6缸直列发动机充足尺度，提供了巨大的续航性能。其他的优点是它的高功率密度，其效率和运行平滑。
Special line-out design for bending resistance and tensile. it will upgrade the durability and life.
独特的出线包 覆设计，抗拉、耐弯曲，提升耐用度和寿命；
Special line-out design for bending resistance and tensile. it will upgrade the durability and life.
独特的出线包 覆设计，抗拉、耐弯曲，提升耐用度和寿命；
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