straight bulldozer是什么意思

用法例句

A Research on Non-circulating Zn-Br Battery With Bipolar and Vertical Electrodes;

非循环、双极性、垂直式Zn—Br电池的研究

An improved way for fabricating micro-waveguide was presented by analysing the asymmetry of laser intensity distribution in perpendicular fabrication.

分析了垂直式加工中加工区域光强分布不对称的原因,从理论上总结出改进这种不对称的方法。