例句與造句

1. The safe yield of a ground water reservoir was defined by meinzer(1920)as "the practicable rate of withdrawing water from it perennially for human use. "
   地下水庫(kù)的安全開(kāi)采量，據(jù)邁因策（1920）所下的定義為：“供人們長(zhǎng)期使用的實(shí)際可能的開(kāi)采水量。”
2. Wheat stripe rust became the most important disease to threaten wheat ' s safe yield in sichuan province
   摘要小麥條銹病已成為威脅四川省小麥安全生產(chǎn)最重要的病害。
3. The safe yield of a ground water reservoir was defined by meinzer ( 1920 ) as " the practicable rate of withdrawing water from it perennially for human use .
   地下水庫(kù)的安全開(kāi)采量，據(jù)邁因策（ 1920 ）所下的定義為： “供人們長(zhǎng)期使用的實(shí)際可能的開(kāi)采水量。 ”
4. It's difficult to find safe yield in a sentence. 用safe yield造句挺難的