Modal Auxiliaries情態(tài)助動詞;語氣助動詞;情態(tài)動詞;助動詞
leather auxiliaries皮革助劑
tanning auxiliaries鞣革助劑
marine auxiliaries船用輔助機械;船舶輔機;船用輔機
Textile Auxiliaries印染助劑
Finishing auxiliaries涂飾輔料;染整助劑
Auxiliaries and modal auxiliaries助動詞和情態(tài)動詞
main and auxiliaries主機和輔機;主機與輔機;主機和輔機主機與輔機
hull auxiliaries船體輔機;船用輔機;船體設(shè)備