中国有丰富的资源，如石油、煤、和铁等。
软性材料传递声音不如铁等固体那样好。
Soft material do not carry sound so well as iron and other solid.
最常用来铸造的金属是铁、钢、铝等。
The metals most frequently cast are iron, steal, aluminum and so on .
过滤器盖。橡胶铁件等。
磁体牵引铁或钢等物体。
蔬菜中的木耳、菠菜等也含有很多的铁，可以给孩子吃点。
Auricularia vegetables, spinach also contains a lot of iron, can give your baby to eat.
冬季，在铁擂堡和蓝派瑞雪等滑雪场上一展英姿。
In winter, carve up the snow at fields such as Thredbo and Perisher Blue.
最常用来铸造的金属是铁、钢、铝等。
The metals most frequently cast are iron, steal, aluminum and so on.
人类的饮食也一样常要吃盐、镁、钙、铁…等无机盐。
Human diet will be it take salt, magnesium, calcium, iron to take often equally too.
正是原子构成了铁、水、氧等类物质。
It is the atoms that make up iron, water, oxygen and the like.
它克服了铁底松动、接触不良等问题。
Practice showed that this design was workable to overcome the loose contact problems.
多吃含铁、蛋白质的食物，如木耳、大枣、乌鸡等；
Eat more contain iron, protein food, such as fungus, jujube, black chicken;
材料主要有铁、不锈钢及尼龙等。
装订耗材：胶线圈，双线圈，铁单线圈，胶索膜等。
Binding consumables: plastic wire, double wire, iron spiral wire, plastic index film and so on.
装订耗材：胶线圈，双线圈，铁单线圈，胶索膜等。
Binding consumables: plastic wire, double wire, iron spiral wire, plastic index film and so on.
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