例句與造句

1. Generally speaking , leaf nitrogen content per unit leaf area increased under high irradiance and was significantly higher than those under low irradiance
   損傷處理可使植株葉單位葉面積n含量降低，而單位葉重n含量卻比未受損植株高。
2. Optical microscopy and electron microscopy were employed to study the microstructure and ultrastructure of the leaves of low temperature germplasm and measure or count the lengths of diachyma cells , number of diachyma cells per unit leaf area , chloroplast number per diachyma cell , the number of diachyma cell layers and the number of granum lamella of low - temperature wheat germplasm
   應用光學顯微鏡和電子顯微鏡研究了小麥低溫種質(zhì)葉片顯微和超微結構，測量統(tǒng)計了葉肉細胞長度、單位面積葉肉細胞數(shù)目、單個葉肉細胞中的葉綠體數(shù)目、葉肉細胞層數(shù)和葉綠體基粒片層數(shù)。
3. It's difficult to find unit leaf area in a sentence. 用unit leaf area造句挺難的