Then the effect of the wind , the current and the wave are added in the numerical model to investigate the effect of each factor , especially for the wave with different sea states 因此，在文中先于静水对系缆位置、拖缆长度、拖带速度等要素对拖带系统航向稳定性及拖缆张力变化的影响进行分析，以了解拖缆系统的基本特性。
Held covered in case of breach of warranty as to towage or salvage services provided notice be given to the underwriters immediately after receipt of advices and any additional premium required by them be agreed 在违反拖带和救助服务方面的保证时，假如在接到该违反的通知后，立即通知了保险人，并同意保险人要求的任何附加保险费，得续保。
Thirdly , the best deployment of shipping lines and fleet installment plan can be regularized , in consideration to the distribution of the shipping lines " capacity and the fleet ' s tug ability , as well as a comprehensive judgement of economic parameter 然后，针对航线运量的分布情况和船队拖带能力以及运营经济参数的综合评判，确定最佳的航线配船模式和船队的规划方案。
" operations " means investigations , exploration , exploitation , survey , construction , dredging , demolition , rescue , salvage , towing , fishing , aquatic breeding , loading and unloading , scientific experimentation and other surface and underwater operations “作业”是指在沿海水域调查、勘探、开采、测量、建筑、疏浚、爆破、救助、打捞、拖带、捕捞、养殖、装卸、科学试验和其他水上水下施工。
This ship is a steel tug , mainly used to assist those vessels to arrive and depart in from maoming shuidong harbour , towing in short distance between harbour and executing supervision in port , mainly navigating between maoming shuidong harbour to spm terminal 24 . 3m本船为钢质拖船，主要用于在茂名水东港协助船舶靠离码头，短距离港间拖带及港务监督，主要航行于茂名水东港至单点系泊区域。
Besides , according to the understanding of operational mechanism of the combined studded feed roller seed metering device , the author has formulated a mathematical equation to calculate the thickness of seed tugged by the studded feed roller and analyzed the factors to affect the thickness 对钉轮组合式排种器工作机理进行研究，建立了计算钉轮组合式排种器的拖带层厚度的数学表达式，分析了影响拖带层厚度有关因素。
This tug shall be designed and constructed in accordance with the requirements of ccs rules on the coastal tugs . this tug shall assist the dredgers in dredging operation , and has the function of towing , fire - fighting and personnel transport etc . main engine : nta855 - m350 按我国规范对沿海航区拖船的要求进行设计建造，主要用于协助csd650整体绞吸式挖泥船或350m3 h整体绞吸式挖泥船挖泥作业，具有拖带消防及运送工作人员等功能。
Held covered in case of any breach of warranty as to locality , towage , salvage services or date of sailing , provided notice be given to the underwriters immediately after receipt of advances and any amended terms of cover and any additional premium required by them be agreed 当任何有关船位、拖带、救助服务或开航日期的保证被违反时，若被保险人知悉后立即通知保险人，并同意保险人要求的承保条款的任何修改及附加保险费，本保险继续承保。
2 held covered in case of deviation or change of voyage or any breach of warranty as to towage or salvage services , provided notice be given to the underwriters immediately after receipt of advices and any amended terms of cover and any additional premium required by them be agreed 万一发生绕航或航程变更或任何违反拖带或救助服务的保证，如果知悉后立即通知了保险人，且同意保险人提出的修改承保条款并支付保险人要求的任何附加保险费，本保险得续保。
2 held covered in case of deviation or change of voyage or any breach of warranty as to towage or salvage services , provided notice be given to the underwriters immediately after receipt of advices and any amended terms of cover and any additional premium required by them be agreed 万一发生绕航或航程变更或任何违反拖带或救助服务的保证，如果知悉后立即通知了保险人，且同意保险人提出的修改承保条款并支付保险人要求的任何附加保险费，本保险得续保。
