Air in the fuel lines to the fuel injection nozzles of a diesel will result in （）. lower compression pressures。 overheating without smoking。 failure to start。 a run away without load。
空压机的空气过滤器一般有几种？
配电自动化主站系统有哪些应用功能？
分叙接触式、光电式断头自停装置的作用原理及其优缺点。
During maneuvering operations for a direct reversing large, low-speed, main propulsion diesel engine, which of the following actions is used to stop the shaft from turning prior to reversing the engine rotation?（） Flywheel inertia。 Admission of starting air。 The way of the vessel。 securing of fuel to the cylinder。
当肌肉细胞缺氧时，其pH是降低还是升高？pH的这种变化是由什么物质造成的？（）
