tack-free

基本解釋

Through the experiment,it is found that the tack free time is affected greatly by the content of catalyst,dehydrating agent,plasticizer and the free NCO.
通過實騐發(fā)現(xiàn)催化劑、脫水劑、增塑劑以及遊離的異氰酸酯含量對密封膠的表乾時間有很大的影響。
Reading occupies most of my free time.
閲讀佔去了我大部分的閑暇時間。
It would be unwise to change tack now.
現(xiàn)在改變方針是不明智的。
Tack the folds down before you sew them firmly into place.
先用大針腳將褶子松松地綴住，然後再將其縫紉到位。
The crew remained free from scurvy.
那些船員仍然沒有患壞血病之虞。