例句與造句

1. 4 a new blade has been developed and its parameters have been studied in detail . 5 a new no - tillage planter 2bmyw - 2 is made and more than 110mu fields in herbei province are planted using it . the production experiments shown that the rate of clearing rootstalks away from seed beds is more than 92 % and disturbed soil is from 20 % to 27 % and the working performance of the sample machine is excellent
   ( 5 )制作出2bmyw - 2型切挖式玉米免耕播種機一臺，在河北豐寧和學(xué)校農(nóng)場進行了110多畝的免耕播種試驗，結(jié)果表明：該機對播種帶的玉米根茬清除率達92以上，種床基本無玉米根茬，破茬能力強、清茬效果較好，動土量少，表土破土量約占20 27 。
2. The test results in the no - tillage fields with corn rootstalks shown that the sample machine has a good ability to cut and dig corn rootstalks only in the seed beds so that the new no tillage planter can create a good condition of seed bed and have lower power consume . 2 system experiment is conducted to investigate the mechanical properties of rootstalks and soil rootstalk composite . the experiment results include : ? he maximum cutting force decreased exponentially with increasing cutting speed and the moisture contents of rootstalks
   通過對新型免耕播種機的田間生產(chǎn)試驗，證明了切挖處理播種帶玉米根茬原理可行，所開發(fā)的機具結(jié)構(gòu)新穎，具有創(chuàng)新性；該機不但能創(chuàng)造無根茬的良好種床條件，有利于種子生長發(fā)芽，而且不需大量粉碎根茬，因而擾土量少、整機消耗動力小、破茬入土能力強，有利于充分發(fā)揮保護性耕作的優(yōu)勢。
3. It's difficult to find seed bed in a sentence. 用seed bed造句挺難的