您要查找的是不是：
- 根系pHroot pH
- 根系descending axis
- 氮素形態對川梨培養介質pH及根系生長發育的影響Effects of nitrogen forms on the pH value of culture medium and root growth of Pyrus. Pashia Buch-Ham
- 船用ph值shipboard PH meter
- 這個囚犯腳上帶著一根系有鐵球的腳鏈。The prisoner is fettered with a ball and chain attached to one ankle.
- 低pHlow pH
- PH-20PH-20
- 這種植物的根系扎得很深.The roots of this plant go deep.
- 虛根系Weyl group
- ph複合電極pH electrode assembly
- ph.1. 嘲弄take the mickey
- 主根系axial root system
- 淺根系shallow root system
- 尿pH值Urinary pH
- V-pH圖V - pH diagram
- 深根系deep root system
- 子根系subsystem
- 混凝pHcoagulation pH
- pH測量determination of pH
- 根系層root zone
