Base-cleaning

基本解釋

The mixing of 20 kinds of oil-dissolved surfactant are studied and 4 kinds of high efficient surfactant in kerosene base cleaning agent are chosen.
通過20種油溶性表麪活性劑的複配,篩選出適用於煤油基清洗劑的4種最佳表麪活性劑。
The runner was retired put out at first base.
跑壘者於第一壘上被刺殺出侷。
The runner went to second base on a wild pitch.
一記瞎設(shè)讓跑壘員跑上了第二壘。
You cannot enter a military base without a permit.
無通行証者不得擅入軍事基地。
Her heavy industry rests on a broad and firm base.
它的重工業(yè)有廣泛堅實的基礎(chǔ)。