Geological exploration projects are different from ordinary construction projects, especially on larger cost control difficulty.

地质勘查项目不同于一般建设项目，成本控制难度较大。

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The control difficulty points of drum water level, three parameters system structure of boiler water level system, control strategy choosing and control algorithm of HSIC were studied.

研究了汽包液位控制的难点、锅炉水位三冲量系统结构、控制策略选取及HSIC控制算法。

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Parkinson's disease is a disease involving destruction of motor control and loss of motor control, difficulty moving.

帕金森症会损害运动控制,丧失对运动的控制,变得行动困难

耶鲁公开课 - 心理学导论课程节选

The Italian government does not want a foreigner to take control, but it would have difficulty using its golden share to block a European bidder.

ECONOMIST: Telecom Italia

While Mr. McNerney had approved the Dreamliner's heavily outsourced business model as a director, his allies say that much of the 787's initial difficulty was beyond his control.

WSJ: The Two Men Behind the 787

Carmarthenshire council said it stopped its pest control services in 2011 because of a fall in demand and difficulty in offering lower prices than private companies.

BBC: Rat surge fears as councils in Wales cut pest control