The gel formed by methyl cellulose and gelatin can form a gel at a high temperature or a low temperature and is in the form of a solution at a medium temperature, which is called. A: concave gel B: convex gel C: hot gel D: cold gel
The gel formed by methyl cellulose and gelatin can form a gel at a high temperature or a low temperature and is in the form of a solution at a medium temperature, which is called. A: concave gel B: convex gel C: hot gel D: cold gel
如果35÷7=5，我们就说35是7的___，5是35的___．
如果35÷7=5，我们就说35是7的___，5是35的___．
Which of the following silica gel as adsorbent in TLC, contains neither inorganic adhesive material(gypsum ustum) nor fluorescence indicator? A: Silica gel H B: Silica gel G C: Silica gel GF254 D: None of above
Which of the following silica gel as adsorbent in TLC, contains neither inorganic adhesive material(gypsum ustum) nor fluorescence indicator? A: Silica gel H B: Silica gel G C: Silica gel GF254 D: None of above
在对某字符型字段进行降序排序时，假设该字段共有4个值：“7”、“35”、“200”、“13”。则最后排序结果是（） A: “7”、“13”、“35”、“200” B: “200”、“35”、“13”、“7” C: “13”、“200”、“35”、“7” D: “7”、“35”、“200”、“13”
在对某字符型字段进行降序排序时，假设该字段共有4个值：“7”、“35”、“200”、“13”。则最后排序结果是（） A: “7”、“13”、“35”、“200” B: “200”、“35”、“13”、“7” C: “13”、“200”、“35”、“7” D: “7”、“35”、“200”、“13”
styling gel
styling gel
凝胶（Gel）
凝胶（Gel）
You must insert …….bags inside cartons. A: carbon B: gel C: silica gel
You must insert …….bags inside cartons. A: carbon B: gel C: silica gel
凝胶电泳（gel electrophoresis）
凝胶电泳（gel electrophoresis）
名词解释：sol and gel
名词解释：sol and gel
对于GEL文件，需要写一个（）函数，这样在载入GEL文件时会自动执行这个函数。
对于GEL文件，需要写一个（）函数，这样在载入GEL文件时会自动执行这个函数。