五、如圖所示，一梯子重 20 kg 靠於光滑之牆壁，若梯與地面之靜摩擦係數為0.4，則地面作用於O點之摩擦力為若干牛頓？(20分)

第一題: English to Chinese 英文翻譯中文 (20%) Dear Sir: Re: Order of ship's Spare Parts We have pleasure in informing you that we should like to order from the Kobe Shipyard some spare parts. Which are urgently needed. By my vessel. Enclosed herewith a copy of Spare Parts List .Kindly requested to collect and deliver them on board my vessel before our departure. Our ETD is 24th of June, in case some item on the list are unavailable at the present time, please manage to sent them by air to our next port of call, Shanghai, before the end of June. All the expenses will be charged to our shipowner's account Your kindly assistance and cooperation in this matter would be appreciated Your faithfully Mater of M.V.“AA” Enc: A copy of Spare Parts List

五、如圖所示，一梯子重 20 kg 靠於光滑之牆壁，若梯與地面之靜摩擦係數為0.4，則地面作用於O點之摩擦力為若干牛頓？(20分)

相關申論題

相關試卷

五、 如圖所示，一梯子重 20 kg 靠於光滑之牆壁，若梯與地面之靜摩擦係數為0.4，則地面作用於O點之摩擦力為若干牛頓？(20分)

相關申論題

相關試卷

五、如圖所示，一梯子重 20 kg 靠於光滑之牆壁，若梯與地面之靜摩擦係數為0.4，則地面作用於O點之摩擦力為若干牛頓？(20分)