https://cloud.aitekweb.com/#fileView&path=https%3A%2F%2Fcloud.aitekweb.com%2F%3Fexplorer%2Fshare%2Ffile%26hash%3Df52bMhquSWtaj08A967jS8JYwU1ka0eBONg-Iy_G4dFEEzrp9O_J59v4oiiW6ZjvI4FxGQ%26name%3D%2Fprogressive-cavity-pump-stator-change.mp4%26_etag%3D593d3%26size%3D67503848
视频中的润滑剂溶液，只是一些清洁剂，帮助定子在第一时间滑动进去。