组合纯碱+ 海豹脂肪 ( seal fat ) =2份甘油(glyce是好的弓弦质料，我拿出小刀将它削成为了富有弹性的木杆(hellobiscus fiber)，将适才的弓形树梢与它组合可以获得...
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The farthest reported records of Vikings were in Baghdad for the trading of goods like fur, tusks and seal fat.
维京人远行的最远记录是到达了巴格达，目的是贩卖皮毛，象牙和海豹油脂之类的商品。
Low pressure seal test 4.4.1 for low pressure seal test, the sealing surface should be kept clean, no oil, no grease and seal fat, for to prevent scratches.
低压密封试验4.4.1进行低压密封试验时，低温阀门密封面应保持干净，无油、无油脂和密封脂，如需防止擦伤。
Food onshore is very limited and there is simply nothing comparable to a seal that provides a polar bear with fat and energy.
陆上食物是非常有限的，根本没有什么能与一只海豹所能给北极熊提供脂肪和能量相比。
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