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- polyurethane pitch coating 聚氨酯沥青涂料
- In order to offer more reliable basis for project practice of pipelines, it is very important to study the assessment of petroleum pitch coating failure. 为了对管道检测的工程实践提供更为可靠的依据，管道覆盖层保护失效的评价研究十分重要。
- In order to offer more reliable basis for project practice of pipelines,it is very important to study the assessment of petroleum pitch coating failure. 为了对管道检测的工程实践提供更为可靠的依据,管道覆盖层保护失效的评价研究十分重要。
- The failure forms, causes and methods to appraise petroleum pitch coatings are summarized in the present paper. 文章概述了沥青外覆盖层保护失效的形式、理与评价方法。
- I got a new coat in that store last week. 上礼拜我在那家店买了一件新外套。
- She has keyed the piano up to concert pitch. 她已经把钢琴的音调升到音乐会的音高标准。
- The runner went to second base on a wild pitch. 一记瞎设让跑垒员跑上了第二垒。
- The alterations to your coat will take a week. 你的外衣改一改要花一个星期。
- The coach built the team up to a fighting pitch. 教练使全队振作起来，准备一搏。
- The pitcher tends to pitch the ball too high. 这个投球手常把球掷得过高。
- She flung on her coat and ran to the bus-stop. 她匆匆穿上大衣就向公共汽车站跑去。
- They that touch pitch will be defiled. 近墨者黑。
- Do you think this hat and coat go together? 你认为这顶帽子和衣服协调吗？
- We planned to pitch our camps in the mountains. 我们计划在山里扎营。
- One of the buttons has come off my coat. 我上衣上的一颗扣子掉了。
- The speaker brought the crowd to fever pitch. 演讲者激起群众高昂的情绪。
- A fresh coat of paint can transform a room. 房间重新粉刷一遍可大为改观。
- The fans rushed onto the pitch in an excited mob. 球迷群情激昂，一窝蜂涌进球场。
- The protective plastic jacket consists mainly of polyurethane. 现在给瓶子包上一层用聚安酯制成的外套。
- How many yards must I buy to make a coat? 做一件外套我必须买多少码？
