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- Weak alkalis ionize partly ( <1% ionize) in water to give hydroxide ion. 弱堿在水中部份電離，放出氫氧離子。
- 3. Weak alkalis ionize partly ( <1% ionize) in water to give hydroxide ion. 弱堿在水中部份電離，放出氫氧離子。
- Weak acids ionize partly ( <1% ionize) in water to give hydrogen ion. 弱酸在水中部份電離(<1%25電離)，放出氫離子。
- The results are shown the leachate is weak alkali,and the concentration of Pb,Zn,Cr,Ni,Cu and Fe in it exceeded all the low value of environmental standards. 結果表明,淋出液成弱堿性,其中的鉛、鋅、鉻、鎳、銅和鐵等元素的濃度均超過(guò)了水綜合排放標準和地面水環(huán)境質(zhì)量標準規定的閾值;
- The spirit is willing but the flesh is weak. 心有余而力不足。
- Content determination of exceedingly weak alkali by standard curve method 標準曲線(xiàn)法測定極弱二元堿的含量
- The shock make me go all weak at the knee. 這件事把我嚇得兩腿發(fā)軟。
- This kind of soil contains much alkali. 這種土壤含堿豐富。
- His parents are partly responsible for his wallow. 他的父母對他的墮落負有部分責任。
- You must be weak in the head if you believe that. 你相信那件事可就太傻了。
- He cannot run because he has a weak heart. 他有心臟病，不能跑。
- A fearful person is a weak person. 怕這怕那的人是軟弱的人。
- A small enclosed or partly enclosed body of water. 水洼，潭一片少量或部分被圍的水域
- The sun is partly eclipsed (by the moon). 太陽(yáng)(被月球)遮住一部分(日偏蝕).
- The shock made me go all weak at the knees. 這件事把我嚇得兩腿發(fā)軟。
- His weak chest was a legacy of a childhood illness. 他那瘦弱的胸脯是兒時(shí)患病的后遺癥。
- In a weak moment, I agreed to pay for her holiday. 我一時(shí)心軟同意了支付她度假的費用。
- He is weak with hunger, so I have to support him. 他餓得沒(méi)有力氣，我得攙著(zhù)他。
- He pushed a weak student through the exam. 他幫助一位成績(jì)差的學(xué)生通過(guò)了考試。
- He was too weak even to lift his hand. 他虛弱得連手都抬不起來(lái)。
