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- A modified urea formaldehyde resin plugging agent with low toxicity and high intensity was prepared in lab with formaldehyde and urea as main materials,polyvinyl alcohol(PVA)as modifier. 以甲醛和尿素为主要原料,聚乙烯醇(PVA)为改性剂,合成了一种毒性较小、强度较高、施工方便且不污染环境的改性脲醛树脂堵剂。
- John is the spark plug on his rowing team. 约翰是划船队的中坚分子。
- You can plug into the national computer network. 你可以接通全国计算机网络。
- The TV compere gave her new record a plug. 电视节目主持人极力推荐她的新唱片。
- The wall plug is broken, isn't it? 墙上的插座坏了，不是吗？
- The basin is made of synthetic resin. 这个盆是用合成树脂做的。
- It's hard to get at the spark plug without a proper wrench. 没有一把合适的扳钳，要抓住那个火花塞是困难的。
- Pull (out) the plug and let the water drain away. 拔掉塞子，把水放掉。
- They are made of a common plastic resin. 它们是用一种普通的塑胶合成树脂做成的。
- Will you plug in the tape recorder for me? 请你替我把录音机的插头插上好吗?
- This shelf was made of synthetic resin. 这个架子是合成树脂做的。
- She pulled the plug to let out the water. 她拔起塞子放水。
- He put plug in his ear because the noise was too loud. 因为太吵闹了，他用耳塞堵住了耳朵。
- Make this plug smaller for me, but don't whittle away too much. 帮我把这个塞子弄小一点，但木头不要削掉太多。
- A paint containing acrylic resin. 丙烯酸树脂漆含丙烯酸树脂的涂料
- Amber is the resin of pine trees that grew very very long ago. 琥珀是古老的松脂。
- The husband didn't plug in to what the wife was talking about. 丈夫根本没有留意听妻子在说些什么。
- Do you think the students will plug in to these modem philosophy trend? 你认为学生会对这些现代哲学思潮感兴趣吗？
- You can plug into the international computer network. 你可以连接上国际电脑网路。
- Just put the plug in the socket and switch on the machine. 只需将插头插入插座并开动机器就行了。
