这种疼痛是由于血管的收缩而引起的。The pain is produced by constriction of the blood vessels.血管可能会渗漏,造成视力模糊。The blood vessels may leak fluid, which distorts vision.血管破裂the rupture of a blood vessel...
Both flange and web exhibited satisfactory elongation characteristics ( i . e . 28 % ).翼缘和腹板都有令人满意的延伸率 ( 即28% ).This should not be confused with measurements of shoot elongation.该情况不应与枝梢延伸测定混为一谈.It was found that calcium...