土壤采样器;土壤取样管;采土器;采样土钻

大学英语精读第一册 Unit Seven: The Sampler

TEXT The author finds out that good intentions alone are not enough when his attempt to be kind to an old man leaves them both feeling worse than before. The Sampler In a certain store where they sell puddings, a number of these delicious things are

发表于:2018-12-04 / 阅读(84) / 评论(0)

大学英语精读第一册

VOA慢速英语2003年-农业与经济 Soil Conservation Meth

By Gary Garriott Broadcast: July 29, 2003 This is Bill White with the VOA Special English Agriculture Report. Soil conservation efforts protect soil from wind and water that can blow or wash it away.

发表于:2018-12-07 / 阅读(59) / 评论(0)

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Mars Rover to Begin Taking Soil Samples This Week

Mars Rover to Begin Taking Soil Samples This Week Jessica Berman NASA engineers say the Mars rover will begin taking its first soil samples as soon as it departs the landing platform . Engineers say t

发表于:2019-01-04 / 阅读(64) / 评论(0)

VOA2004（上）--各类新闻

美国语文第五册第131期:往日绣花图案(2)

A sword, with the red rust on it, 一把剑，红色的锈迹斑斑， That flashed in the battle tide, 回想起，弥漫的战火硝烟， When from Lexington to Yorktown 从克星敦，再到约克镇上， Sorely men's souls were tried; 伤痛灵魂

发表于:2019-01-17 / 阅读(42) / 评论(0)

美国语文第五册

ESL Podcast 373 – Ordering Food Delivery

Order clerk: Hello, Torinos Restaurant. Nancy: Hello, Id like to place a delivery order. Order clerk: Can I have your address and the major cross streets, please? Nancy: Its 1212 Main Street, and the nearest cross streets are Speedway and Highland. O

发表于:2019-02-18 / 阅读(56) / 评论(0)

地道美语播客

英文摇滚歌曲：Killswitch Engage - Soilborn

time will not stand still today is the day, the day of salvation living for more than just synthetic force fed existence this is my disposition I will strive for the truth time will not stand still today is the day, the day of salvation living for mo

发表于:2019-03-02 / 阅读(77) / 评论(0)

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