| 释义 |
- 无电源：指不需要外部电源或电池即可正常工作的设备或系统。
1 ?无需用电的 ... built-in a. 内置的, 嵌入的 power-free a. 无需用电的 clay n. 黏土, 陶土 ... 2 ?无需洗衣粉的 ... built-in 5bIlt5In 内部,内置; a. 嵌入的,内装的 power-free 无需洗衣粉的 clay kleI n. 粘土,泥土 ... 3 ?不用电的 ... built-in内置的，嵌入式的 power-free不用电的 clay黏土、陶土 ...
- 1
Gas-oil valves are used widely in gas transmission pipelines with stable operating, easily to control and power-free. 气液联动球阀广泛应用于长输天然气管道，具有传动稳定、容易控制、不需要电源等优点。 - 2
Base on the natural and economical situation, the model of power-free Combining with natural treatment is the suitable for the pig waste treatment in China. 基于我国的自然经济状况，认为我国大多数规模化猪场适宜于采用无动力-然处理模式。 - 3
Three models of pig waste treatment, returning cropland, power-free combining with natural treatment, mechanization treatment, were put forward in this paper. 本文提出了规模化猪场粪污处理的三种模式：还田、无动力-自然处理以及机械化处理。
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