rice transplanter造句
例句与造句
- The newly designed rice transplanter will soon be operational .
新设计的插秧机不久即可使用。 - In addition to the tractor , we have acquired a new rice transplanter .
除了拖拉机，我们又添了一台插秧机。 - The improving design of the four - row - riding rice transplanter
四行乘座插秧机的改进设计 - Method of test for rice transplanter
水稻插秧机试验方法 - Test method of rice transplanter
水稻插秧机试验方法 - It's difficult to find rice transplanter in a sentence. 用rice transplanter造句挺难的
- The alarm system design to monitor the performance of precision rice transplanters
精密播种机工况监控的报警系统设计 - Air - sucking sequential rice transplanter for air - pruning tray grown seedlings
水稻钵苗空气整根气吸式有序移栽机的研究 - This paper reviewed entirely the research history of rice transplanter from postwar japan
摘要全面论述日本插秧机的研究历程。 - In order to obtain dynamic characteristics of transplanting mechanism with elliptic planetary gears of high - speed rice transplanter , a test bed to measure dynamic parameters for high - speed transplanting mechanism is developed
摘要为了得到高速插秧机椭圆齿轮行星系分插机构的动力学特性，研制了高速分插机构动力学试验台。 - However , the rate of rice - transplanting by machine was at a low level , only 2 . 8 percent in our country at present . it was mainly due to the low reliability of the rice transplanter produced in our country . moreover , the price of foreign high - speed rice transplanter was high and they could not fit the high rice seedlings of the autumn season in the south of china
如果我国插秧机械化水平提高1 ，每年就能增产粮食3 . 75亿kg ，但目前我国的机插率只有2 . 8 ，其主要原因是国产插秧机的可靠性低，而进口的高速插秧机价格太高且对我国南方双季稻的晚稻大苗栽插适应性差，因而研究适合我国国情的高速水稻插秧机势在必行。 - The development of rice transplanter in japan was divided into three periods in the paper including the initial developing period before appearance of a practical transplanter , the popularizing period of practical transplanter in whole nation and the period of the emergence of ride transplanter to the popularization of high - speed transplanter
将日本插秧机的发展划分为3个时期：实用插秧机出现前的开发期、实用插秧机普及期、乘坐式插秧机出现到高速插秧机普及期。 - 1 ) the principles of various rotary - type transplanting mechanisms of high - speed rice transplanter had been studied , and the subjects for further research - - studying their dynamics characteristics to improve their dynamics performance and further to enhance the efficiency were put forward . an innovative idea of two - stage - optimization for dynamics analysis was presented in the paper . the creativity of the idea was that the kinematics optimization ( first stage optimization ) results were the constraint for dynamics optimization ( the second stage optimization )
本文主要的研究内容和结果如下： 1 )研究国内外各种类型的旋转式高速水稻插秧机分插机构的工作原理，指出尚待研究的问题? ?研究其动力学特性，以改善动力学特性，进一步提高插次；为此提出了动力学两级优化的创新性思路? ?以运动学优化( 1级优化)得到的机构参数范围作为动力学优化( 2级优化)的约束条件，最终得到的最佳参数不仅能满足运动学的要求，又具有最佳的动力学特性。
