Defenders William Gallas, Gael Clichy and Johan Djourou are also out.后卫威廉-加拉 、 克里希和朱鲁同时也缺阵本场的比赛.The 22 years old fullback Gael Clichy has renewed his contract with Arsenal.22岁的全能后卫克利希与阿森纳更新了合同.His argument was bolstered ...
混凝土的缓慢而精心的养护可以改善水泥的水化作用.Slow, careful curing of the concrete improves the hydration of the cement.玻璃珠凝胶在使用之前不需要水化.Glass bead gels need not be hydrated prior to use.换言之, 它们是水化硅酸盐.In other words, they are hydrous silicates...