【小题1】根据前一句可知,帝企鹅能够在寒冷的环境下呆2个月,以及本空后一句but their special circulation acts as a kind of antifreeze to keep them warm enough.可知,特殊的循环系统充当类似抗冻剂一样保持暖和,B选项,双脚赤裸看起来很冷,与后文的but形成转折,切题,故选B。【小
36 , but their special circulation acts as a kind of antifreeze to keep them warm enough. Penguin legs and feet have evolved to lose as little heat as possible. Penguin feet preserve heat by restricting blood flow in really cold weather, keeping foot temperature just above freezing. 37 . ...
Cracked pipes and leaks are sure to crush any cozy winter feelings or happy vacation vibes. By taking these precautions, you can simply relax and enjoy winter any way you want without having to worry about your pipes freezing or being damaged by cold weather. To find a professional in your ...
Increasing the concentration of antifreeze in the coolant can provide added freezing protection in really cold climates, but the maximum mix for EG antifreeze is 70%. When hot weather returns, the coolant should be diluted back to 50/50 because antifreeze cools less efficiently than water. You c...
Imagine getting into a warm car in winter without having to de-ice your windows, tussle with frozen car doors and drive with a freezing cold steering wheel. Pre-heaters make driving in winter much more convenient, as they can fully de-ice and warm up the car by themselves, while newer ...
Your hands get whiter for two months in cold winds as low as -59.4 ° C. Those bare feet may look during freezing weather because there's less blood in them, and it has bee extremely cold, but their special circulation acts as a kind of antifreeze to kee redirected to the central ...
Your hands get whiter during freezing weatheracts as a kind of antifreeze to keep them warm enough.because there's less blood in them which has been redirected toPenguin legs and feet have evolved to lose as little heatthe central part of your body to make sure vital organs stay warm.as ...
There’s no easy answer to the questionHow cold can it get before I have to winterize my camper?A few days of freezing temperatures overnight probably won’t do any harm, but you’ll have to judge for yourself when to pull the plug on camping season.The USDA Plant Hardiness Zones will...
Coolant, or antifreeze, leaks are often caused by faults in your radiator. Most of the time, a coolant leak starts when there are holes or debris within radiator tubes. As your car ages and mechanical parts wear down, they eventually need to be replaced. ...
Learn how to keep cats warm in winter whether they're indoors or outdoors. Get some winter safety tips to keep your cat safe from the cold.