我们遵照伟大领袖毛主席“独立自主,自力更生”的教导,开展了水上打桩激光定位的研制工作,并在上海金山工程中试验应用,取得了初步成功,为在航务工程中推广激光新技术迈出了可喜的一步,为今后实现 We followed the guidance of Chairman Mao’s “Independence, self-reliance, self-reliance” to carry out the research work on laser positioning of water pile driving and applied it in the Shanghai Jinshan project. The preliminary success was achieved and the new laser technology was promoted in the aviation project. A gratifying step for the future