Njengento ebalulekile yokuhlobisa emhlobiso, i-putty powder iyisisekelo sezinto zokulinganisa nokulungiswa kodonga, futhi iyisisekelo esihle seminye imihlobiso. Udonga olungaphezulu lungagcinwa lubushelelezi futhi lufana ngokusetshenziswa kwe-putty powder, ukuze amaphrojekthi okuhlobisa esikhathini esizayo aqhutshwe kangcono. I-putty powder ngokuvamile yakhiwe ngezinto eziyisisekelo, isigcwalisi, amanzi kanye nezithasiselo. Yimiphi imisebenzi eyinhloko ye-latex powder ehlakazeka kabusha njengesithako esiyinhloko ku-putty powder:
① Umthelela kudaka olusanda kuxutshwa;
A. Thuthukisa ukwakheka;
B. Ukugcinwa kwamanzi okwengeziwe ukuze kuthuthukiswe ukugeleza kwamanzi;
C. Khulisa ukusebenza;
D. Gwema ukuqhekeka kusenesikhathi.
② Umthelela kudaka oluqinile:
A. Nciphisa imodulus enwebekayo yodaka futhi ukhulise ukumatanisa kwesisekelo;
B. Khulisa ukuguquguquka futhi umelane nokuqhekeka;
C. Thuthukisa ukumelana nokuchithwa kwempushana;
D. I-Hydrophobic noma ukunciphisa ukumuncwa kwamanzi;
E. Khulisa ukunamathela kungqimba oluyisisekelo.
Udaka olungangeni manzi lusho udaka lukasimende olunezinto ezinhle ezingangeni manzi kanye nezingangenisi ngemva kokuqina ngokulungisa isilinganiso sodaka nokwamukela inqubo ethile yokwakha. Udaka olungenamanzi lunokumelana okuhle kwesimo sezulu, ukuqina, ukungakwazi ukungena emanzini, ukubumbana, ukunamathela okuphezulu kanye nomphumela oqinile ongangeni manzi kanye nowokunqanda ukugqwala. Imiphi imisebenzi esemqoka yei-latex powder ehlakazeka kabushanjengesengezo esiyinhloko kudaka olungangeni manzi:
① Umthelela kudaka olusanda kuxutshwa:
A. Thuthukisa ukwakhiwa
B. Ukwandisa ukugcinwa kwamanzi futhi uthuthukise ukugeleza kukasimende;
② Umthelela kudaka oluqinile:
A. Nciphisa imodulus enwebekayo yodaka futhi uthuthukise ukumatanisa kwesisekelo;
B. Khulisa ukuguquguquka, ukumelana nokuqhekeka noma ube nekhono lokuvala ibhuloho;
C. Thuthukisa ukuminyana kodaka;
D. I-Hydrophobic;
E. Khulisa ukubumbana.
Isikhathi sokuthumela: Apr-28-2024