首页
登录
职称英语
[audioFiles]audio_ezfm_0200(20103)[/audioFiles]
[audioFiles]audio_ezfm_0200(20103)[/audioFiles]
游客
2024-10-25
1
管理
问题
选项
答案
Several Ways To Keep Food Cool
Bacteria can make foods go bad. / This is true of cooked foods as well as fresh foods. / The problem is
especially dangerous when the air around food is warm./High heat kills bacteria./But warm,wet conditions help bacteria grow./
So,the best way to protect food is to keep it in a Cool place./There are several ways to keep food call without the need for electricity./Some refrigerators,for example, are powered by gasoline motors./
There are 1ess costly ways than refrigeration to keep food cool./An ice box is a simple device./It is made mostly of wood./The inside walls are covered with metal./A big piece of ice is placed in the bottom./Millions of homes had ice boxes/until refrigerators became common in the 1940s./
An ice box is kept food cool spoiling for several days/if the outside temperature is not too warn./If the box is kept out of sunlight,the ice Will 1astlonger./
Probably the best method to keep food C001 without electricity/is a device called the evaporative cooler./Evaporation is the natural change of water from liquid to gas/as the water mixes back into the atmosphere./An evaporative cooler is.easy to make,And it does not need tee./
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3817222.html
相关试题推荐
[audioFiles]audio_ezfm_0095(20103)[/audioFiles]Thereareveryoftenstrongo
[audioFiles]audio_ezfm_0164(20103)[/audioFiles]Marriagehasbeenanimport
[audioFiles]audio_ezfm_0200(20103)[/audioFiles]
[audioFiles]audio_ezfm_0248(20103)[/audioFiles]
[audioFiles]audio_ezfm_0188(20103)[/audioFiles]The
[audioFiles]audio_ezfm_0407(20103)[/audioFiles]Nowyoucanuseanykindof
[audioFiles]audio_ezfm_0236(20103)[/audioFiles]
[audioFiles]audio_ezfm_0260(20103)[/audioFiles]
[audioFiles]audio_ezfm_0365(20103)[/audioFiles]
[audioFiles]audio_ezfm_0212(20103)[/audioFiles]W
随机试题
Beingabletomulti-taskishailedbymostpeopleasawelcomeskill,butnot
UKNewspapersI.Introduction—manynationalnewspapers—nonational【T1】______
下属机构中的医师不适用执业医师法的是A、计划生育技术服务机构 B、药品生产经营
肿势平坦,根盘散漫,常见于正虚不能托毒之疮疡的是()A.郁结 B.虚肿
关于氢化泼尼松结构的叙述,错误的是()A.属孕甾烷衍生物 B.16位上
特发性血小板减少性紫癜,下列护理措施不妥的是A.血小板计数在(30~40)×10
新安装或A、B类检修后投运的断路器、长期停用的断路器投入运行48小时内,应增加巡
根据下列描述判断,哪一选项的土体属于残积土? (A)原始沉积的未经搬运的土体
(2017年真题)全国个人信用信息基础数据库系统首先向()提供个人信用信息的查
根据税收征收管理法律制度的规定,申请人可以在知道税务机关作出具体行政行为之日起一
最新回复
(
0
)