chemical expansion meaning in English

化学性膨胀(罐头)

With all these chemical expansion projects coming on stream , the group is well poised to seize growth opportunities in the chemical division which will contribute greater value to the group
随著以上化工项目陆续投产，集团化工部门将可抓紧未来增长商机，为集团创造佳绩。
The results of experiment on the relationship between tensile strength , shrinkage , self - desiccation shrinkage and flat restraint cracking show that sra ' s physical shrinkage - reducing effect and ea ' s chemical expansion effect greatly enhance the volume stability of concrete and reduce the probability of early - cracking
对减缩剂与膨胀剂抗拉强度、干缩、自干燥收缩及平板约束开裂的试验结果表明： sra的物理减缩作用及膨胀剂的化学膨胀作用，大大提高了混凝土早期的体积稳定性，降低了早期开裂的概率。