- 氣相色譜法測定二甘醇方法的改進──反應時間對測試結果的影響
AN IMPROVENENT ON TEST FOR DEG BY GAS CHROMATOGRAPHY
- 電池與這個方向上的線路發生最小反應時不會爆炸。
the cells minimally responsive to lines in this orientation will not fire.
- 用溶解氧濃度作為SBR法過程和反應時間控制參數
The control parameter of SBR process and its reaction time using DO.
- 在250℃、3.92MPa條件下進行水熱反應時,lh後,HA占20%;
At 250 C,in 3.92MPa, and after 1-hour reaction, the rate of CBHA is 20%;
- 在90℃、NDA質量濃度22.5g·L~(-1)、n(NDA):n(BTC)=3:2.5條件下反應時間5h,NDI收率達到87.4%。
The yield of NDI could reach 87.4% for 5h at 90 ℃, NDA 22.5g.
- 電池與這個方向上的線路發生最大反應時會爆炸。
the cells maximally responsive to lines in this orientation will fire.
- SO_4~(2-)-鑭鋯雙組分交聯累托土固體酸催化合成乙酸丁酯的最佳工藝條件為:帶水劑是苯,w(催化劑)=6.4%,酸醇比為1:1.2,反應時間為3h,反應溫度為120℃。
w(SO42-/LaZr-CLR)=6.4%; reaction time is 2h; reaction temperature 120C.