您要查找的是不是：
- alcohol resistant foam concentrate 抗溶泡沫液
- aqueous film forming foam concentrate 水成膜泡沫液
- Com freezing protected foam concentrate 防冻泡沫原液
- freezing protected foam concentrate 防冻泡沫原液
- balance model foam concentrate mix equipment 平衡式泡沫比例混合装置
- in-line foam concentrate inducer 管线式泡沫比例混合器
- Referring to the design of the AFFF fire extinguishing system on the helicopter flight deck of surface naval ships,the foam concentration and the foam tank capacity are chosen. 针对水面舰艇的轻水泡沫灭火系统,结合直升机平台泡沫灭火系统的设计,对轻水泡沫灭火系统浓度的选择及储罐容量的选择进行分析。
- It's too hot to concentrate on book. 热得不能集中心思看书。
- The surface of the water is full of foam. 水面都是泡沫。
- I must concentrate my energies on decorating today. 我今天必须集中精力搞装饰。
- The ship's propeller churned the waves to foam. 那条船的推进器把水浪搅动得泡沫四起。
- Foam rubber provides good insulation. 泡沫橡胶隔绝性能良好。
- I can't concentrate on my work when I'm tired. 我累了就无法集中精力工作。
- Don't put me off when I'm trying to concentrate. 我正要集中注意力呢，别打搅我。
- A mass of bubbles in or on a liquid; foam. 泡沫液体中的大量气泡; 泡沫
- We must concentrate our attention on efficiency. 我们必须把注意力集中在效率上。
- She couldn't concentrate on a book very long. 她不能长时间专心读一本书。
- I must concentrate upon my work now. 我现在必须集中精力工作。
- The breaking waves left the beach covered with foam. 浪花弄得海滩都是泡沫。
- Birds concentrate (in places) where food is abundant. 鸟聚集在食物丰盛的地方。
