aid AID = Agency for International Development 〔美國〕國際開發(fā)署。 n. 1.幫助,援助。 2.幫助者,助手。 3.輔助設(shè)備。 4.【航?!亢綐?biāo)。 5.〔美國〕副官(= aide-de-camp)。 6.【英史】(國會允許的)國王特享稅。 a deaf aid 助聽器。 Audio-visual aids 視聽教具。 Short-range aids 【無線電】近程導(dǎo)航設(shè)備。 By [with] the aid of 借…的幫助。 Call in sb.'s aid 求某人援助。 Call (sb.) to one's aid 求助于(人),向(人)求援。 Give first aid 急救。 Go to sb.'s aid援助(某人)。 In aid of 以助…, 來幫助…。 What's (all) this in aid of? 〔口語〕你的用意何在? vt.,vi. 助,幫助,援助;協(xié)助;接濟。 Aid and abet 【法律】同謀,教唆。 Aid (sb.) in (doing one's work) 幫助(某人做),幫忙。
Add 20 mg. of diatomaceous earth filter aid per liter of solution . 對每升溶液加入20毫克硅藻土助濾劑。
Experimental research of using lignin calcium sulphonate as the filtering aid of magnetite pulp 96在梅山選礦廠的應(yīng)用研究
Diatomite filter aids 硅藻土助濾劑
Perlite filter aids 珍珠巖助濾劑
Granular filter media . test methods . measurement of the cake density of a filter aid 粒狀過濾介質(zhì).試驗方法.過濾助劑的塊密度測量
Granular filter media . test methods . measurement of the permeability of a filter aid 粒狀過濾介質(zhì).試驗方法.過濾助劑的滲透性測量
Coal - methods for evaluating flocculants for use in coal preparation - flocculants as filter aids in rotary vacuum filtration systems 煤.選煤用絮凝劑評價方法.旋轉(zhuǎn)真空過濾設(shè)備中作為助濾劑的絮凝劑