WSDL: operation: Since WSDL 1.1 does not dictate that operation names need to be unique, there can be overloaded operations with the same name but different parameters.

operation：因为WSDL 1.1并没指明操作名称需要是唯一的，所以可以有多个名称相同但参数不同的操作。

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During the operation, if the conveyor is overloaded, the device may get stuck of the electric machine. To avoid it, it is suggested that a protection device for overload should be installed.

在运转过程中，避免因物料过长或超载引起的设备卡壳或电机短路，而导致减速电机的损坏，建议用户加装过载保护装置。

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C. safety switch protection device, when the motor is overloaded or when one-way operation, the safety switch will automatically cut off the power supply.

安全开关保护装置，当马达过载或单向运转时，安全开关会自动切断电源。

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Police spokesman Oliver Soko said a massive joint police and Malawi Lake Services rescue operation is underway around Chipoka Harbour where the overloaded boat capsized.

BBC: Lake Malawi capsize kills 17