needle mount

Dr. Don Des Jarlais, the director of research for the chemical dependency institute at Mount Sinai Beth Israel hospital in New York, said the most successful needle exchange programs let participants pass out syringes to peers who remain in the shadows instead of requiring everyone to sign up.

纽约西奈山以色列堂医院（Mount Sinai Beth Israel）化学品依赖研究所的研究负责人唐·德夏莱（Don Des Jarlais）说，最成功的针头更换项目会让参与者把注射器传递给身边那些仍然躲在暗处的人，而不是要求每个人去登记。

Mount holing needle and then lock the holing needle tightly by using a key set.

安装上钻针,并用钥匙锁紧钻针.

Altitudinal Variation of Needle Structure in Pinus Taiwanensis Hayata ( Pinaceae) from Mount Huangshan

黄山地区黄山松（Pinus taiwanensis Hayata）针叶结构的海拔变异