在毛主席的“自力更生,艰苦奋斗”的方针指引下,我队广大革命职工和工程技术人员,发扬敢想敢干的革命精神,在学习兄弟单位先进经验基础上,经过一段时间努力和反复试验,在原机械喷灰的基础上又向前迈进了一步,由仅能喷砂子灰,逐步进展到喷扒拉灰、白灰和珍珠岩砂浆,在粉饰工程中开辟了新的途径。 Under the guidance of Chairman Mao’s “Self-reliance and hard work” principle, the majority of our team’s revolutionary workers and engineers and technicians have carried forward the revolutionary spirit of daring to dare to do something. After studying the advanced experience of the fraternal units, we have worked hard and trial and error over time. , On the basis of the original mechanical ash injection, it has taken another step forward. It can only progress to spurt ash, white ash and perlite mortar by sandblasting ash only, and it has opened up new ways in the finishing project.