This is nonrefundable, even if the source of the mineral is less prevalent than the lessee predicted it to be or if it is in an unextractable form.
即使矿源比承租人预测的要少，或者矿源是不可开采的形式，这也是不可退还的。
2
The results showed that water unextractable pentosans not only have a negative effect on gluten yield, but also affect gluten composition and properties.