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1·We have main engine start.

我们在启动主发动机。

2·Family is the main engine of education.

家庭是教育最重要的发动机。

3·Would you please inspect the main engine?

能检查一下主机吗？

4·The main engine must undergo the sea trials.

主机必须做航行试车。

5·Consequently the main engine comes to a stop.

从而主机进到停止。

6·We have to warm the main engine before we start it.

在起动主机前，我们必须暖缸。

7·Cover the main engine turbine filter net with canvas.

将主机透平过滤网处用帆布盖上。

8·The main engine of transformation has been competition.

竞争一直都是变革的主要推动力量。

9·The steam valve of main engine fresh water heater leaked.

主机淡水加热器的蒸气阀有滴漏。

10·What kinds of main engine and generator engine have you worked on?

您都做过那种类型的主机和发电机？

主机

1·Zhang: Mr. Smith, I have been arranging maintenance and repair according to your requirement. However, we can't deal with the main engine.

张： 史密斯先生，我根据你的要求正在维修保养工作，然而我们不能解决主机问题。

2·Whether the main engine runs on the proper fuel oil will directly decide its operation and output power.

主机使用的燃油是否合适将直接决定机器的运行和输出功率。

3·To a ship with good speediness, the performances of ship, main engine, and propeller must match each other.

快速性良好的船舶应使得船、主机和螺旋桨之间的性能综合匹配。

4·If there is people near the boat, people should keep away from dangerous areas when start main engine and sailing.

当在船的附近有人时，启动主机并航行时应使人员远离危险区域。

5·The steam valve of main engine fresh water heater leaked.

主机淡水加热器的蒸气阀有滴漏。