They are thought to have leapt together with two rucksacks, one holding the body, the other filled with some of the child's favourite cuddly toys and a model tractor.
据推测，他们双双跳崖时携带着两个帆布包，一个装着儿子的遗体，另一个装着孩子心爱的抱抱玩具，还有一部玩具拖拉机。
A good calculating model of tractor economical life is no use, if there is no real, reliable data.
一个再好的拖拉机经济寿命计算模型，如果没有真实、可靠的数据，也是枉然。
An automatic guidance method for tractor was developed based on a vehicle kinematical model and the optimal control theory.
利用车辆运动学模型，应用最优控制理论，对拖拉机自动引导行走方法进行了研究。
The model can be used to analyze the effects of tractor and soil strength parameters on tractor performance, It is a useful tool for optimizing tractor performance in the field.
该模型可用来模拟田间试验、研究土壤强度和拖拉机参数对拖拉机作业性能的影响，对拖拉机使用性能的研究将起到一定的作用。
In this paper, a structural-acoustic model of a model tractor cab for finite element analysis was established, and the acoustic modal and the coupled structural-acoustic modal were analyzed.
该文以一拖拉机驾驶室模型为研究对象，建立了其声振耦合的有限元分析模型，计算了该驾驶室模型的声学模态和声振耦合模态。
It is a new research method for us to study the tractor dynamic performance by using the remote-control scale-model tractor.
利用遥控试验模型研究拖拉机的动态翻倾特性是一种新的研究方法。
In this paper, fuel consumption model of diesel engine for tractor is developed based on statistical analysis for a lot of test data to predict fuel economics of tractor.
本文通过对大量发动机性能试验数据的分析和统计，提出了一种比较简单实用的预测拖拉机柴油机燃料经济性的效学模型。
This paper analyzes dynamical performances of a full power hydraulic brake system of aircraft towing tractor, and sets up a mathematical model of the hydraulic brake system.
分析了全液压制动系统的动态性能，并建立了全液压制动系统的数学模型。
The utility model discloses a train container tractor, which comprises a tractor, and the front end of the tractor is equipped with hooks.
本实用新型公开了一种火车货柜牵引车，它包括牵引车，在牵引车前端设 置有挂钩。
The utility model relates to a power and oil consumption meter for a tractor, which belongs to the mechanical power measurement field.
本实用新型是一种拖拉机功率油耗仪，它属于测量机械功率领域。
The utility model belongs to an accessory of a power device of a vehicle, in particular to an oil box of the diesel engine of a tractor.
本实用新型属于车辆动力装置的附件，尤其是拖拉机的柴油机油箱。
That crash killed Joshua Brown, 40, whose 2015 Model s was traveling 74 miles per hour when it collided with a tractor-trailer that had turned left and was crossing a highway near Williston, Fla.
那起事故导致40岁的约书亚·布朗(Joshua Brown)死亡。与一辆牵引式挂车相撞时，布朗驾驶的2015年产ModelS正以74英里的时速行驶。那辆挂车已完成左转，正要穿过佛罗里达州威利斯顿附近的一条公路。
The utility model belongs to the field of agricultural machines. The utility model relates to a deep fertilizer spraying machine matched with a small four-wheel tractor.
本实用新型属于农业机械领域，涉及一种与小四轮拖拉机配套使用的深施肥机。
The problem that the utility model is to solve is to provide the transmission case of the rotary cultivation machine which is matched with a mini-sized hand tractor of 3-4 horsepower.
所要解决的问题是，提供一种能与3 - 4马力微型手扶拖拉机配合的旋耕机传动箱。
The utility model relates to a hydraulic double-side self-tipping four-wheel trailer which belongs to the technical field of agricultural machinery and uses the original hydraulic system of a tractor.
一种液压双侧自卸四轮挂车属农牧机械技术领域，它用机车原有的液压系 统。
The utility model relates to a bidirectional leveling mechanism for the arrangement of a front loader on a tractor, which belongs to the technical field of agricultural mechanical equipment.
拖拉机配前装载机双向端平机构，属于农业机械设备技术领域。
The power and oil consumption meter for a tractor of the utility model can match with large and medium-sized tractors to carry out adjustment and maintenance without disassembling a tester;
本实用新型拖拉机功率油耗仪是配合大、中型拖拉机不拆卸检查仪进行调整维修。
The power and oil consumption meter for a tractor of the utility model can match with large and medium-sized tractors to carry out adjustment and maintenance without disassembling a tester;
本实用新型拖拉机功率油耗仪是配合大、中型拖拉机不拆卸检查仪进行调整维修。
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