在产品有必要变化的时候也不易重复编程，而且他们并不能安全的和工人们分享工作空间。
They're also difficult to reprogram when production changes become necessary and they can't safely share Spaces with human workers.
石墨炉原子吸收光谱分析中影响测量的可变因素较多，各种测量条件不易重复。
In the graphite oven atom absorption spectrum analysis affects the survey the invariable factor to be many, each kind of survey condition not easy to duplicate.
GPS接收机面板存在着无法保存数据、显示面板小、操作菜单繁琐、重复，不易进行查询等缺点。
The GPS receiver also has some shortcomings that it cant save data, the panel is small, the screen is hard to be read, operation menu is fussy, repetitive and not be easy to inquiry.
目前，使用较广的立体定向抽吸术普遍存在因血肿多呈血凝固状态而不易达到引流血肿的目的，以及需多次重复穿刺的缺点。
There are some disadvantages in present stereotaxic hemorrhage aspiration such as the difficulty of the drainage cruor and the repeat of the punctures.
相对于陆上同类测量而言，海底大地电磁探测成本高，作业难度大，且不易实施数据采集的重复观测。
Compared with continental operation, there are higher risk and expenses in detecting and more difficult in acquisition repeatedly on the marine magnetotellurics.
该催化剂不易溶于有机溶剂，反应结束后催化剂易分离，可重复使用3次，反应收率未发生明显变化。
The catalyst solubility in organic solvents is poor, so it could be easily separated after reaction and it could be reused for 3 times, the yields did not reduce significantly.
本固定化方法具有操作简单，重复利用性好，载体不易被微生物破坏，反应时间短，酶转化率高等优点。
The method has the advantages of operation simplicity, good reutilization character, non-destroyed carrier, short reaction time, high percent conversion of enzyme.
本固定化方法具有操作简单，重复利用性好，载体不易被微生物破坏，反应时间短，酶转化率高等优点。
The method has the advantages of operation simplicity, good reutilization character, non-destroyed carrier, short reaction time, high percent conversion of enzyme.
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