When extracts oil normally, must maintain feeding to be even, is sure not excessively many too few or breaks the material idle operation.
正常榨油时，必须保持进料均匀，切勿过多过少或断料空转。
If the first gear pump operation, or long-term idle after use, preferably in small load or no-load circumstances Xianpao One hour.
齿轮泵若是第一次运行，或长期闲置后再使用，最好在空载或小负荷情况下先跑合一小时左右。
The greatest amount of exhaust emissions are produced at idle and during low-speed operation .
排气中最大量的排放物是在怠速和低速运行时产生的。
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