1) road grader cramshell shovel
平路蟹壳机
2) crab sheller
蟹脱壳机
3) crab shell
蟹壳
1.
Study on the determination of Pb,Cd,Cr in shrimp and crab shell by AAS;
原子吸收光谱法测定虾、蟹壳中Pb、Cd、Cr的研究
2.
The principle and method of preparing O-carboxymethyl chitosan from crab shell was studied.
以蟹壳为原料,研究了O-羧甲基壳聚糖的制备原理和方法;研究了盐酸浓度以及甲壳素在脱乙酰反应时不同反应时间和反应温度对壳聚糖性能的影响。
3.
In this research work,Chitin was prepared from crab shell and D-(+)-glucosamine was obtained from the hydrolysis of chitin in the hydrochloric acid solution.
以蟹壳为原料制备甲壳素,经盐酸水解、纯化得到D-(+)-氨基葡萄糖盐酸盐。
4) hull return circuit
机壳回路
5) shell of Charybdis japonica
日本蟹壳
1.
Studies on the technology of producing good quality chitin from the shell of Charybdis japonica;
用日本蟹壳生产优质甲壳素的工艺研究
6) outer cover of river crab
河蟹外壳
补充资料：平路
1.平坦的道路。 2.见"平露"。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条