“薄壁的”的英语

排卵前的卵泡是薄壁的水泡.Prior to ovulation , the follicle is thin - walled filled with fluid.浮囊具有薄壁的结构并且通过单方向的阀门关闭.The bladder is thin - walled and closed by a one - way valve.未注焊缝焊角高度K均为焊件中薄壁的厚度.All the size of fillet welds K are ...