基本解释[机械工程]骶前止血钉发射器专业释义机械工程骶前止血钉发射器Results: 1. Devising and making the presacral haemostatic thumbtack projector had been successfully achieved.结果：1、骶前止血钉发射器及骶前止血钉的制造是成功可行的。