Two pickup trucks with heavy machine guns stood at the metal gate, which was opened as we pulled up.
两辆皮卡战车停在金属大门的门口，我们就停在打开的大门前。
Cold shots develop from low casting temperature, and dirt spots result from pickup of sand or slag by molten metal.
较低的铸造温度会形成冷疤，熔化金属出现的沙粒或炉渣的累积会导致污点。
The conventional applications were mainly for the processing of laser mirrors and metal molds of plastic lenses such as infrared lenses and DVD player pickup lenses.
该刀具的传统应用领域主要是激光反射镜、红外透镜的加工，以及用于制作类似DVD信号检出探头透镜的塑料透镜注射模的加工。
Next month the amount of recycled material-which includes paper, plastic, and metal-should further increase, since charges for pickup of other household garbage will double.
由于垃圾收集的收费在下个月将会加倍，循环再生的材料数量将进一步增加。
Next month the amount of recycled material-which includes paper, plastic, and metal-should further increase, since charges for pickup of other household garbage will double.
由于垃圾收集的收费在下个月将会加倍，循环再生的材料数量将进一步增加。
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