Bu yil mamlakatimizning ko'p joylarida yomg'ir yog'di, endi biz zang oldini olish uchun yaxshi ish qilishimiz kerak.qo'lda tutqichli blok. Qo'l blokini ko'p hollarda ishlatish mumkin, lekin uni ishlatmaslik kerakqo'lda tutqichli blok yomg'irli ob -havo sharoitida dastani blokining xizmat qilish muddatini yaxshilash va dastak blokining ishlash ko'rsatkichlarini saqlab qolish. Yomg'irli ob -havo sharoitida qo'l ko'targichiga texnik xizmat ko'rsatish ishlarini bajaring. Tarkibiqo'l bloki is metal, and most of the metal has the defect of rust. Doing good maintenance work can avoid the danger of rusting on the lever hoist and extend theqo'l bloki. The service life improves its operational safety. If the project is more urgent and the amount of precipitation is particularly low, people can consider building a canopy for lifting work, but it must be maintained in time after use.
