dth rotary drilling
Burg'ulash, tuproq ostidagi foydali qazilmalarni, suv va boshqa resurslarni olishda muhim ahamiyatga ega jarayonlardan biridir. Buning uchun zamonaviy burg'ulash vositalari va uskunalari juda muhim rol o'ynaydi. Ushbu maqolada burg'ulash vositalarining narxlari va ularning turli faktorlar bilan qanday bog'liqligi haqida so'z yuritamiz.
The Basics of Mars’ Atmosphere
Market Trends
5, the drilling machine uses semi-automatic cloud dynamic disassembling drill pipe, high efficiency.
Third, the structure of the drilling rig:
The drill tool is composed of drill pipe, ball tooth drill bit and impactor. When drilling, two drill rods are used to drill. The reverse air supply structure is composed of a reverse motor, a reverse reducer, and a reverse air supply inverter. The reverse reducer is
5, the drilling machine uses semi-automatic cloud dynamic disassembling drill pipe, high efficiency.
Third, the structure of the drilling rig:
The drill tool is composed of drill pipe, ball tooth drill bit and impactor. When drilling, two drill rods are used to drill. The reverse air supply structure is composed of a reverse motor, a reverse reducer, and a reverse air supply inverter. The reverse reducer is